Moreira-Júnior, Edson Duarte, Walter Jorge Bestane, Elaine Bestane Bartolo, and João Antônio Saraiva Fittipaldi. 2002. “Prevalence and Determinants of Erectile Dysfunction in Santos, Southeastern Brazil”. São Paulo Medical Journal 120 (2):49-54. https://periodicosapm.emnuvens.com.br/spmj/article/view/2679.