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Consolidated Standards of Reporting Trial (CONSORT) diagram for a RCT of mindfulness meditation, heart rate variability biofeedback, and physical exercise. Adapted with permission from “Physical activity, mindfulness meditation, or heart rate variability biofeedback for stress reduction: a randomized controlled trial” by Van der Zwan et al. (2015), Applied Psychophysiology and Biofeedback. Copyright 2015 by the authors
