%0 Journal Article %B Journal of Medical Internet Research %D 2012 %G eng %M 22278284 %P e13 %T MEMO - A Mobile Phone Depression Prevention Intervention for Adolescents: Development Process and Postprogram Findings on Acceptability From a Randomized Controlled Trial %V 14 %7 2012/01/27 %@ 1438-8871 (Electronic)1438-8871 (Linking)