Utility of the PHQ-9 to identify major depressive disorder in adult patients in Spanish primary care centres.
Roger Muñoz-NavarroAntonio Cano-VindelLeonardo Adrián MedranoFlorian SchmitzPaloma Ruiz-RodríguezCarmen Abellán-MaesoMaria Antonia Font-PayerasAna María Hermosilla-PasamarPublished in: BMC psychiatry (2017)
Current Controlled Trials ISRCTN58437086 . Registered 20 May 2013.