Catechol-O-methyltransferase (COMT) val158met Polymorphism as a Risk Factor for PTSD After Urban Violence - Valente, Nina Leão Marques; Vallada, Homero; Cordeiro, Quirino; Bressan, Rodrigo Affonseca; Andreoli, Sergio Baxter; Mari, Jair Jesus; Mello, Marcelo Feijó de (Journal of Molecular Neuroscience, 2011)