title: [The smartphone in research: the instant messenger as an ally to reduce trial drop-outs].
authors.affiliation: Departamento de Teoría y Fundamentos de la Educación, Facultad de Ciencias de la Educación, Universidad Internacional de la Rioja (UNIR), Logroño, España.
authors.forename: Joaquín
authors.initials: J
authors.lastname: González-Cabrera
authors.forename: María
authors.initials: M
authors.lastname: Fernández-Prada
authors.forename: Concepción
authors.initials: C
authors.lastname: Iribar-Ibabe
authors.forename: José María
authors.initials: JM
authors.lastname: Peinado
mesh_terms: D035843:Biomedical Research; D040421:Cell Phone; D002986:Clinical Trials as Topic; D006801:Humans; D010352:Patient Dropouts; D060145:Text Messaging
references.citation: J Med Internet Res. 2012 Jul 12;14(4):e99
references.pmid: 22789678
references.citation: Perspect Psychol Sci. 2012 May;7(3):221-37
references.pmid: 26168460