Haberstick BC, Lessem JM, Hewitt JK, Smolen A, Hopfer CJ, Halpern CT, Killeya-Jones LA, Boardman JD, Tabor J, Siegler IC, Williams RB, Mullan Harris K. MAOA genotype, childhood maltreatment, and their interaction in the etiology of adult antisocial behaviors. Biol Psychiatry. 2014 Jan 01; 75(1):25-30.