TY - JOUR T1 - São Paulo Megacity Mental Health Survey - a population-based epidemiological study of psychiatric morbidity in the São Paulo metropolitan area: aims, design and field implementation JO - Brazilian Journal of Psychiatry A1 - Viana, Maria Carmen A1 - Teixeira, Marlene Galativicis A1 - Beraldi, Fidel A1 - Bassani, Indaiá de Santana A1 - Andrade, Laura Helena SN - 1516-4446 UL - 10.1590/S1516-44462009000400016 VL - 31 Y1 - 2009 PB - Brazil ER -