title: Intestinal endometriosis as a cause of rectal bleeding: a case report.
authors.affiliation: Department of Internal Medicine, Saint Luke's Memorial Hospital, Avenida Tito Castro 917, Ponce, Puerto Rico 00733-6810.
authors.forename: Jeannette A
authors.initials: JA
authors.lastname: Vergelí Rojas
authors.forename: Lenny
authors.initials: L
authors.lastname: Pagán Rodríguez
authors.forename: Carmen
authors.initials: C
authors.lastname: Santiago Muñoz
authors.forename: Sylvia
authors.initials: S
authors.lastname: Gutiérrez Rivera