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Data collection, quality, and reporting

This section considers manuscripts that assess quality aspects of data collected in all types of medical research studies, including systematic reviews and meta-analyses, along with how the data are reported in published form.

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  1. Master of public health (MPH) plays an important role in Chinese medical education, and the dissertations is an important part of MPH education. In MPH dissertations, most are observational studies. Compared w...

    Authors: Shuangyang Dai, Xiaobin Zhou, Hong Xu, Beibei Li and Jingao Zhang

    Citation: BMC Medical Research Methodology 2020 20:230

    Content type: Research article

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  2. Claims databases are generally considered inadequate for obesity research due to suboptimal capture of body mass index (BMI) measurements. This might not be true for bariatric surgery because of reimbursement ...

    Authors: Xiaojuan Li, Kristina H. Lewis, Katherine Callaway, J. Frank Wharam and Sengwee Toh

    Citation: BMC Medical Research Methodology 2020 20:225

    Content type: Research article

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  3. Clinical Trials (CTs) help in testing and validating the safety and efficacy of newly discovered drugs on specific patient population cohorts. However, these trials usually experience many challenges, such as ...

    Authors: Ilhaam A. Omar, Raja Jayaraman, Khaled Salah, Mecit Can Emre Simsekler, Ibrar Yaqoob and Samer Ellahham

    Citation: BMC Medical Research Methodology 2020 20:224

    Content type: Technical advance

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  4. Clinical uncertainty and equipoise are vague notions that play important roles in contemporary problems of medical care and research, including the design and conduct of pragmatic trials. Our goal was to show ...

    Authors: Robert Fahed, Tim E. Darsaut, Behzad Farzin, Miguel Chagnon and Jean Raymond

    Citation: BMC Medical Research Methodology 2020 20:214

    Content type: Research article

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  5. Although protocol registration of systematic reviews/meta-analysis (SR/MA) is still not mandatory, it is highly recommended that authors publish their SR/MA protocols prior to submitting their manuscripts for ...

    Authors: Gehad Mohamed Tawfik, Hoang Thi Nam Giang, Sherief Ghozy, Ahmed M. Altibi, Hend Kandil, Huu-Hoai Le, Peter Samuel Eid, Ibrahim Radwan, Omar Mohamed Makram, Tong Thi Thu Hien, Mahmoud Sherif, As-Saba Hossain, Tai Luu Lam Thang, Livia Puljak, Hosni Salem, Tarek Numair…

    Citation: BMC Medical Research Methodology 2020 20:213

    Content type: Research article

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  6. Longitudinal cohort studies have made significant contributions to medical discoveries and provide the impetus for health interventions which reduce the risk of disease. Establishing and maintaining these coho...

    Authors: Leesa Costello, Julie Dare, Manon Dontje and Leon Straker

    Citation: BMC Medical Research Methodology 2020 20:202

    Content type: Research article

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  7. While conducting systemic reviews, searching for ongoing or unpublished trials is critical to address publication bias. As of April 2019, records of ongoing or unpublished randomized and/or quasi-randomized co...

    Authors: Masahiro Banno, Yasushi Tsujimoto and Yuki Kataoka

    Citation: BMC Medical Research Methodology 2020 20:200

    Content type: Research article

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  8. Although the WHO Trial Registration Data Set (TRDS) has been published for many years, the quality of clinical trial registrations with traditional Chinese medicine (TCM) is still not satisfactory, especially ...

    Authors: Xuan Zhang, Liang Lan, Jacky C. P. Chan, Linda L. D. Zhong, Chung-Wah Cheng, Wai-Ching Lam, Ran Tian, Chen Zhao, Tai-Xiang Wu, Hong-Cai Shang, Ai-Ping Lyu and Zhao-Xiang Bian

    Citation: BMC Medical Research Methodology 2020 20:192

    Content type: Research article

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  9. Most researchers in Uzbekistan prefer to publish their reports in journals of their home country. Moreover, the proportion of healthcare practitioners who prefer to use these national sources of information al...

    Authors: Timur Aripov, Dilfuza Aniyozova and Irina Gorbunova

    Citation: BMC Medical Research Methodology 2020 20:189

    Content type: Research article

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  10. Evaluating women’s satisfaction should reflect the entire maternity care experience (antenatal, intrapartum and postnatal). The Women’s Experience Maternity Care Scale (WEMCS) questionnaire enables this assess...

    Authors: L. Floris and C. de Labrusse

    Citation: BMC Medical Research Methodology 2020 20:188

    Content type: Research article

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  11. With declining response proportions in population-based research the importance of evaluating the effectiveness of measures aimed at improving response increases. We investigated whether an additional flyer wi...

    Authors: Stefan Rach, Kathrin Günther and Birte Hadeler

    Citation: BMC Medical Research Methodology 2020 20:187

    Content type: Research article

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  12. Population estimates of alcohol consumption vary widely among samples of Aboriginal and Torres Strait Islander (Indigenous) Australians. Some of this difference may relate to non-representative sampling. In so...

    Authors: KS Kylie Lee, Michelle S. Fitts, James H. Conigrave, Catherine Zheng, Jimmy Perry, Scott Wilson, Dudley Ah Chee, Shane Bond, Keith Weetra, Tanya N. Chikritzhs, Tim Slade and Katherine M. Conigrave

    Citation: BMC Medical Research Methodology 2020 20:183

    Content type: Research article

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  13. Since the beginning of the COVID-19 outbreak in December 2019, a substantial body of COVID-19 medical literature has been generated. As of June 2020, gaps and longitudinal trends in the COVID-19 medical litera...

    Authors: Nan Liu, Marcel Lucas Chee, Chenglin Niu, Pin Pin Pek, Fahad Javaid Siddiqui, John Pastor Ansah, David Bruce Matchar, Sean Shao Wei Lam, Hairil Rizal Abdullah, Angelique Chan, Rahul Malhotra, Nicholas Graves, Mariko Siyue Koh, Sungwon Yoon, Andrew Fu Wah Ho, Daniel Shu Wei Ting…

    Citation: BMC Medical Research Methodology 2020 20:177

    Content type: Research article

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  14. Text messaging systems are used to collect data on symptom prevalence. Using a text messaging system, we evaluated the effects of question load, question frequency, and financial incentive on response rates an...

    Authors: Ryan Rego, Samuel Watson, Philbert Ishengoma, Philemon Langat, Hezekiah Pireh Otieno and Richard Lilford

    Citation: BMC Medical Research Methodology 2020 20:174

    Content type: Research article

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  15. The research community reacted rapidly to the emergence of COVID-19. We aimed to assess characteristics of journal articles, preprint articles, and registered trial protocols about COVID-19 and its causal agen...

    Authors: Mahir Fidahic, Danijela Nujic, Renata Runjic, Marta Civljak, Filipa Markotic, Zvjezdana Lovric Makaric and Livia Puljak

    Citation: BMC Medical Research Methodology 2020 20:161

    Content type: Research article

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  16. Clinical practice guidelines have become increasingly widely used to guide quality improvement of clinical practice. Qualitative research may be a useful way to improve the quality and implementation of guidel...

    Authors: Yun-Yun Wang, Dan-Dan Liang, Cui Lu, Yue-Xian Shi, Jing Zhang, Yue Cao, Cheng Fang, Di Huang and Ying-Hui Jin

    Citation: BMC Medical Research Methodology 2020 20:160

    Content type: Research article

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  17. We aimed to assess the feasibility of using multiple technologies to recruit and conduct cognitive interviews among young people across the United States to test items measuring sexual and reproductive empower...

    Authors: Ushma D. Upadhyay and Heather Lipkovich

    Citation: BMC Medical Research Methodology 2020 20:159

    Content type: Technical advance

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  18. A proper application of the Delphi technique is essential for obtaining valid research results. Medical researchers regularly use Delphi studies, but reports often lack detailed information on methodology and ...

    Authors: Rebekka Veugelers, Menno I. Gaakeer, Peter Patka and Robbert Huijsman

    Citation: BMC Medical Research Methodology 2020 20:156

    Content type: Research article

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  19. It is important to evaluate fidelity of delivery and engagement during feasibility trials. However, there is little guidance on how to systematically develop strategies to improve implementation if problems ar...

    Authors: Holly Walton, Aimee Spector, Anna Roberts, Morgan Williamson, Jem Bhatt, Ildiko Tombor and Susan Michie

    Citation: BMC Medical Research Methodology 2020 20:153

    Content type: Research article

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  20. Evidence on the effectiveness of postal recruitment methods for Indigenous peoples is lacking. Mayi Kuwayu, the National Study of Aboriginal and Torres Strait Islander Wellbeing, uses multi-staged sampling. We...

    Authors: Alyson Wright, Katherine Ann Thurber, Mandy Yap, Wei Du, Emily Banks, Jennie Walker, Faye Irwin, Will Sanders and Raymond Lovett

    Citation: BMC Medical Research Methodology 2020 20:149

    Content type: Research article

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  21. Missing data is a common problem in epidemiological studies, while it becomes more critical, when the missing data concern a multi-item instrument, since lack of information in even one of its items, leads to the...

    Authors: Thomas Tsiampalis and Demosthenes B. Panagiotakos

    Citation: BMC Medical Research Methodology 2020 20:148

    Content type: Research article

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  22. We investigated the feasibility of using a machine learning tool’s relevance predictions to expedite title and abstract screening.

    Authors: Allison Gates, Michelle Gates, Meghan Sebastianski, Samantha Guitard, Sarah A. Elliott and Lisa Hartling

    Citation: BMC Medical Research Methodology 2020 20:139

    Content type: Research article

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  23. When conducting an Overviews of Reviews on health-related topics, it is unclear which combination of bibliographic databases authors should use for searching for SRs. Our goal was to determine which databases ...

    Authors: Käthe Goossen, Simone Hess, Carole Lunny and Dawid Pieper

    Citation: BMC Medical Research Methodology 2020 20:138

    Content type: Research article

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  24. Publication and related biases (including publication bias, time-lag bias, outcome reporting bias and p-hacking) have been well documented in clinical research, but relatively little is known about their prese...

    Authors: Abimbola A. Ayorinde, Iestyn Williams, Russell Mannion, Fujian Song, Magdalena Skrybant, Richard J. Lilford and Yen-Fu Chen

    Citation: BMC Medical Research Methodology 2020 20:137

    Content type: Research article

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  25. Missing data in covariates can result in biased estimates and loss of power to detect associations. It can also lead to other challenges in time-to-event analyses including the handling of time-varying effects...

    Authors: Orlagh U. Carroll, Tim P. Morris and Ruth H. Keogh

    Citation: BMC Medical Research Methodology 2020 20:134

    Content type: Research Article

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  26. Too often, studies of evidence-based interventions (EBIs) in preventive, community, and health care are not sufficiently useful to end users (typically practitioners, patients, policymakers, or other researche...

    Authors: Henna Hasson, Laura Leviton and Ulrica von Thiele Schwarz

    Citation: BMC Medical Research Methodology 2020 20:133

    Content type: Debate

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  27. Propensity scores are widely used to deal with confounding bias in medical research. An incorrectly specified propensity score model may lead to residual confounding bias; therefore it is essential to use diag...

    Authors: Emily Granger, Tim Watkins, Jamie C. Sergeant and Mark Lunt

    Citation: BMC Medical Research Methodology 2020 20:132

    Content type: Research article

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  28. Cross-cultural research with patient-reported outcomes measures (PROMs) assumes that the PROM in the target language will measure the same construct in the same way as the PROM in the source language. Yet tran...

    Authors: Melanie Hawkins, Christina Cheng, Gerald R. Elsworth and Richard H. Osborne

    Citation: BMC Medical Research Methodology 2020 20:130

    Content type: Research article

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  29. Evidence-based health care is informed by results of randomized clinical trials (RCTs) and their syntheses in meta-analyses. When the trial outcomes measured are not clearly described in trial publications, kn...

    Authors: Andrea Monsour, Emma J. Mew, Sagar Patel, Alyssandra Chee-a-tow, Leena Saeed, Lucia Santos, Darren B. Courtney, Priya N. Watson, Suneeta Monga, Peter Szatmari, Martin Offringa and Nancy J. Butcher

    Citation: BMC Medical Research Methodology 2020 20:129

    Content type: Research article

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  30. Recent changes in communication technologies, including increased reliance on mobile phones and the internet, may present challenges and/or opportunities to re-engaging inactive study cohorts. We evaluate our ...

    Authors: Gareth Lingham, David A. Mackey, Nicola Seed, Lisa Ryan, Elizabeth Milne, Robyn M. Lucas, Maria Franchina, Samantha Sze-Yee Lee and Seyhan Yazar

    Citation: BMC Medical Research Methodology 2020 20:127

    Content type: Research article

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  31. Peer review is at the heart of the scientific process. With the advent of digitisation, journals started to offer electronic articles or publishing online only. A new philosophy regarding the peer review proce...

    Authors: Oliver Rudolf HERBER, Caroline BRADBURY-JONES, Susanna BÖLING, Sarah COMBES, Julian HIRT, Yvonne KOOP, Ragnhild NYHAGEN, Jessica D. VELDHUIZEN and Julie TAYLOR

    Citation: BMC Medical Research Methodology 2020 20:122

    Content type: Research article

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  32. A crucial element in the systematic review (SR) methodology is the appraisal of included primary studies, using tools for assessment of methodological quality or risk of bias (RoB). SR authors can conduct sens...

    Authors: Marija Franka Marušić, Mahir Fidahić, Cristina Mihaela Cepeha, Loredana Gabriela Farcaș, Alexandra Tseke and Livia Puljak

    Citation: BMC Medical Research Methodology 2020 20:121

    Content type: Research article

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  33. The COVID-19 pandemic has evolved into one of the most impactful health crises in modern history, compelling researchers to explore innovative ways to efficiently collect public health data in a timely manner....

    Authors: Shahmir H. Ali, Joshua Foreman, Ariadna Capasso, Abbey M. Jones, Yesim Tozan and Ralph J. DiClemente

    Citation: BMC Medical Research Methodology 2020 20:116

    Content type: Research article

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  34. Shifts in data sharing policy have increased researchers’ access to individual participant data (IPD) from clinical studies. Simultaneously the number of IPD meta-analyses (IPDMAs) is increasing. However, rate...

    Authors: Matthew Ventresca, Holger J. Schünemann, Fergus Macbeth, Mike Clarke, Lehana Thabane, Gareth Griffiths, Simon Noble, David Garcia, Maura Marcucci, Alfonso Iorio, Qi Zhou, Mark Crowther, Elie A. Akl, Gary H. Lyman, Viktoria Gloy, Marcello DiNisio…

    Citation: BMC Medical Research Methodology 2020 20:113

    Content type: Research article

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  35. While randomised controlled trials (RCTs) provide high-quality evidence to guide practice, much routine care is not based upon available RCTs. This disconnect between evidence and practice is not sufficiently ...

    Authors: Ben E. Byrne, Leila Rooshenas, Helen S. Lambert and Jane M. Blazeby

    Citation: BMC Medical Research Methodology 2020 20:112

    Content type: Research article

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  36. Health experts including planners and policy-makers face complex decisions in diverse and constantly changing healthcare systems. Visual analytics may play a critical role in supporting analysis of complex hea...

    Authors: Erin I. Walsh, Younjin Chung, Nicolas Cherbuin and Luis Salvador-Carulla

    Citation: BMC Medical Research Methodology 2020 20:110

    Content type: Research article

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  37. The objective of this study was to assess the overall quality of study-level meta-analyses in high-ranking journals using commonly employed guidelines and standards for systematic reviews and meta-analyses.

    Authors: Irbaz Hameed, Michelle Demetres, Derrick Y. Tam, Mohamed Rahouma, Faiza M. Khan, Drew N. Wright, Keith Mages, Antonio P. DeRosa, Becky Baltich Nelson, Kevin Pain, Diana Delgado, Leonard N. Girardi, Stephen E. Fremes and Mario Gaudino

    Citation: BMC Medical Research Methodology 2020 20:105

    Content type: Research article

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  38. Cochrane systematic review Plain language Summaries (CSR PLSs should serve as a tool for the evidence translation to non-medical population. However, the evidence of optimal type of numerical presentation in C...

    Authors: Ivan Buljan, Ružica Tokalić, Marija Roguljić, Irena Zakarija-Grković, Davorka Vrdoljak, Petra Milić, Livia Puljak and Ana Marušić

    Citation: BMC Medical Research Methodology 2020 20:101

    Content type: Research article

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  39. Cross-sectional and retrospective offence data are often used to classify sex offenders in epidemiological and survey research, but little empirical evidence exists regarding the practical implications of this...

    Authors: Mathew Gullotta, David Greenberg, Armita Adily, Jesse Cale and Tony G. Butler

    Citation: BMC Medical Research Methodology 2020 20:97

    Content type: Research article

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  40. There is a notable lack of methodological and reporting guidance for systematic reviews of prevalence data. This information void has the potential to result in reviews that are inconsistent and inadequate to ...

    Authors: Celina Borges Migliavaca, Cinara Stein, Verônica Colpani, Timothy Hugh Barker, Zachary Munn and Maicon Falavigna

    Citation: BMC Medical Research Methodology 2020 20:96

    Content type: Research article

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  41. Mobile applications for health, also known as ‘mHealth apps’, have experienced increasing popularity over the past ten years. However, most publicly available mHealth apps are not clinically validated, and man...

    Authors: Adrian B. R. Shatte and Samantha J. Teague

    Citation: BMC Medical Research Methodology 2020 20:91

    Content type: Software

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  42. State Trait Anxiety Inventory (STAI) scale was developed in the 1980’s and has been widely used both in clinical settings and in research. However the Danish version of STAI has not been validated. The aim of ...

    Authors: L. W. Gustafson, P. Gabel, A. Hammer, H. H. Lauridsen, L. K. Petersen, B. Andersen, P. Bor and M. B. Larsen

    Citation: BMC Medical Research Methodology 2020 20:89

    Content type: Research article

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  43. Occupational stress and specifically job anxiety are crucial factors in determining health outcomes, job satisfaction as well as performance. In order to assess this phenomenon, the Job Anxiety Scale is one of...

    Authors: Bjarne Schmalbach, Andreas Kalkbrenner, Markus Bassler, Andreas Hinz and Katja Petrowski

    Citation: BMC Medical Research Methodology 2020 20:87

    Content type: Research article

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  44. A pretest probability must be selected to calculate data to help clinicians, guideline boards and policy makers interpret diagnostic accuracy parameters. When multiple analyses for the same target condition ar...

    Authors: Michiel S. Oerbekke, Kevin Jenniskens, Rob J. P. M. Scholten and Lotty Hooft

    Citation: BMC Medical Research Methodology 2020 20:85

    Content type: Research article

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  45. The Schedule for the Evaluation of Individual Quality of Life-Direct Weighting (SEIQoL-DW) is a prevalent face-to-face interview method for measuring quality of life by integrating respondent-generated dimensi...

    Authors: Marion Burckhardt, Steffen Fleischer and Almuth Berg

    Citation: BMC Medical Research Methodology 2020 20:80

    Content type: Research article

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  46. The lack of attention to Indigenous epistemologies and, more broadly, Indigenous values in primary research, is mirrored in the standardised critical appraisal tools used to guide evidence-based practice and s...

    Authors: Stephen Harfield, Odette Pearson, Kim Morey, Elaine Kite, Karla Canuto, Karen Glover, Judith Streak Gomersall, Drew Carter, Carol Davy, Edoardo Aromataris and Annette Braunack-Mayer

    Citation: BMC Medical Research Methodology 2020 20:79

    Content type: Research article

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  47. To monitor the adoption of climate change adaptive behaviors in the population, public health authorities have to conduct national surveys, which can help them target vulnerable subpopulations. To ensure relia...

    Authors: Grâce Ngambo Domche, Pierre Valois, Magalie Canuel, Denis Talbot, Maxime Tessier, Cécile Aenishaenslin, Catherine Bouchard and Sandie Briand

    Citation: BMC Medical Research Methodology 2020 20:78

    Content type: Research article

    Published on:

  48. Rates of non-communicable diseases (NCDs) are rapidly rising in the Eastern Mediterranean Region (EMR). Systematic reviews satisfy the demand from practitioners and policy makers for prompt comprehensive evide...

    Authors: Alaa Akkawi, Joanne Khabsa, Aya Noubani, Sarah Jamali, Abla M. Sibai and Tamara Lotfi

    Citation: BMC Medical Research Methodology 2020 20:68

    Content type: Research article

    Published on:

  49. Clinical trials are essential to improve knowledge of anesthesia and perioperative medicine. Unfortunately, many studies face participant-recruitment issues and fail to include the planned number of participan...

    Authors: Caroline Noirmain, Béatrice Gil-Wey, Isabelle Pichon, Pauline Brindel and Guy Haller

    Citation: BMC Medical Research Methodology 2020 20:67

    Content type: Research article

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