title: Pregnancy after tubal occlusion -- a 7-year study.
authors.forename: K D
authors.initials: KD
authors.lastname: Gunston
authors.forename: H A
authors.initials: HA
authors.lastname: van Coeverden de Groot
mesh_terms: D005260:Female; D006801:Humans; D011247:Pregnancy; D013019:South Africa; D013246:Sterilization, Tubal / Q000379:methods*