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Featured article: Definition of a systematic review used in overviews of systematic reviews, meta-epidemiological studies and textbooks
Definitions for systematic reviews are ambiguous. This publication suggests a more specific definition and aims to motivate the research community to establish a clear guideline.
In a qualitative evidence synthesis, too much data can undermine the ability to perform a thorough analysis. Purposive sampling of primary studies for inclusion in the synthesis is one way to overcome this. In this highly accessed article, the authors describe the development and application of a sampling framework for a qualitative evidence synthesis on vaccination communication.
Aims and scope
- Tamara Hughes, BMC, UK
- Chiu-Hsieh (Paul) Hsu, University of Arizona
- Livia Puljak, University of Split
- Demosthenes Panagiotakos, Harokopio University
Livia Puljak, MD, PHD is professor at the University of Split School of Medicine in Split, Croatia. Her research interests are focused on methods in evidence-based medicine, clinical epidemiology and pain. She joined BMC Medical Research Methodology as Section Editor 2018.