Investigating Intervention Components and Exploring States of Receptivity for a Smartphone App to Promote Physical Activity: Protocol of a Microrandomized Trial.

Jan-Niklas Kramer Florian Künzler Varun Mishra Bastien Presset David Kotz Shawna N Smith Urte Scholz Tobias Kowatsch

Published in: JMIR research protocols (2019)

DERR1-10.2196/11540.

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