Effects of Using a Smartphone App Combined With Behavior Change Techniques on the Level of Physical Activity Among Adults and Older Adults: Sequential Multiple Assignment Randomized Trial

Effects of Using a Smartphone App Combined With Behavior Change Techniques on the Level of Physical Activity Among Adults and Older Adults: Sequential Multiple Assignment Randomized Trial

Authors of this article:

Maria do Socorro Morais Pereira Simoes¹ ;   Neli Leite Proença¹ ;   Vinícius Tonon Lauria¹ ;   Matheus Bibian do Nascimento¹ ;   Ricardo da Costa Padovani² ;   Victor Zuniga Dourado^{1, 3}