Using a smartphone app in changing cardiovascular risk factors: A randomized controlled trial (EVIDENT II study). - Jesus Gonzalez-Sanchez; José I. Recio-Rodríguez; Alicia Fernandez-delRio; Alvaro Sanchez-Perez; Jose Felix Magdalena-Belio; Manuel A. Gómez-Marcos; Luis García-Ortiz (Int. J. Medical Informatics, 2019)