title: Ruptured tubal pregnancy in the northern part of Nigeria.
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D009549:Nigeria; D011247:Pregnancy; D011274:Pregnancy, Tubal / Q000175:diagnosis* / Q000453:epidemiology; D012189:Retrospective Studies; D012421:Rupture