Lack of association between the 5-HTTLPR and positive screening for mental disorders among children exposed to urban violence and maltreatment - Cividanes, Giuliana C; Mello, Andrea de Abreu Feijó de; Sallum, Juliana M. Ferraz; Fossaluza, Victor; Medeiros, Márcio José de; Maciel, Mariana R; Cavalcante Nobrega, Luciana; Mari, Jair de Jesus; Mello, Marcelo Feijó de; Valente, Nina Leão Marques (Revista Brasileira de Psiquiatria, 2014)