“…patients or psychiatrists), and five of these studies [AscherSvanum 2006;Janssen et al 2006;Novick et al 2010;Olfson et al 2006;Valenstein et al 2004] included more than 500 subjects. Countries where studies were conducted included Spain [Acosta et al 2009;Novick et al 2010], the USA [Aldebot and de Mamani 2009;Hudson et al 2004;Olfson et al 2006;Valenstein et al 2004;Weiden et al 2004b], Switzerland [Borras et al 2007], Germany [Janssen et al 2006;Linden et al 2001;Loffler et al 2003], Australia [McCann et al 2009], Denmark [Novick et al 2010], Italy [Novick et al 2010], Portugal [Novick et al 2010], Ireland [Novick et al 2010], the UK [Novick et al 2010] and Austria [Rettenbacher et al 2004]. Eleven studies [Aldebot and de Mamani 2009;Borras et al 2007;Hudson et al 2004;Janssen et al 2006;Loffler et al 2003;McCann et al 2009;Novick et al 2010;Olfson et al 2006;Rettenbacher et al 2004;Weiden et al 2004b] used subjective measures of adherence such as interviews and questionnaires completed by clinicians or patients, and four studies [Acosta et al 2006;Linden et al 2001;Valenstein et al 2004] used objective measures of adherence such as the Medication Event Monitoring System (MEMS, AARDEX Group Ltd., Switzerland) ...…”