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Fig. 2 | BMC Medical Research Methodology

Fig. 2

From: schema: an open-source, distributed mobile platform for deploying mHealth research tools and interventions

Fig. 2

Screenshots of the three main tabs during an example study, ‘drema’ (on iOS). Left: Home screen displays the study banner and a list of available modules. Centre: Bar (top) and line (bottom) graphs display the participants’ responses to specified questions, dynamically updating as the participant progresses through the study protocol. Right: Details of the study protocol are displayed for the participant, including contact details of the research team

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