Beratarrechea A, Diez-Canseco F, Fernández A, et al. Acceptability of a mobile health based intervention to modify lifestyles in prehypertensive patients in Argentina, Guatemala and Peru: a pilot study. Rev Peru Med Exp Salud Publica. 2015;32(2):221-229. doi:10.17843/rpmesp.2015.322.1611