Risk factors for early treatment discontinuation in patients with obsessive-compulsive disorder - Diniz, Juliana Belo; Malavazzi, Dante Marino; Fossaluza, Victor; Belotto-Silva, Cristina; Borcato, Sonia; Pimentel, Izabel; Miguel, Euripedes Constantino; Shavitt, Roseli Gedanke (Clinics, 2011)