title: Failures following tubal sterilisation.
mesh_terms: D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000209:etiology; D013246:Sterilization, Tubal / Q000379:methods; D013997:Time Factors