Use of a Smartphone App to Increase Physical Activity Levels in Insufficiently Active Adults: Feasibility Sequential Multiple Assignment Randomized Trial (SMART).
Bárbara De Barros GonzeRicardo Da Costa PadovaniMaria do Socorro Morais Pereira SimõesVinicius LauriaNeli Leite ProençaEvandro Fornias SperandioThatiane Lopes Valentim Di Paschoale OstolinGrace Angélica De Oliveira GomesPaula Costa CastroMarcello RomitiAntonio GagliardiRodolfo Leite ArantesVictor Zuniga DouradoPublished in: JMIR research protocols (2020)
Brazilian Registry of Clinical Trials RBR-8xtc9c; http://www.ensaiosclinicos.gov.br/rg/RBR-8xtc9c/.