SIXTOMOSQUEIRA, M [MALE SEXUAL IMPOTENCE]. [electronic resource] - El Dia medico Dec 1963 - 2069-73 p. digital Publication Type: Journal Article ISSN: 0012-1762 Subjects--Topical Terms: DiagnosisErectile DysfunctionGonadal Steroid HormonesHumansMalePsychologyPsychotherapy