Effects of a physical activity program on post-bariatric patients: A qualitative study form a self-determination theory perspective Tuesday, 24 July 2018 | Motivación y promoción de la actividad física y el deporte González-Cutre, D., Megías, A., Beltrán-Carrillo, V. J., Cervelló, E., y Spray, C. M. (2018). Effects of a physical activity program on post-bariatric patients: A qualitative study form a self-determination theory perspective. Journal of Health Psychology. Advance online publication. doi:10.1177/1359105318770729