title: Errors in the gross cumulative discontinuation rates for the GyneFix 200 intrauterine system.
authors.forename: James
authors.initials: J
authors.lastname: Trussell
mesh_terms: D015986:Confounding Factors, Epidemiologic; D005260:Female; D006801:Humans; D007434:Intrauterine Devices; D011247:Pregnancy; D018873:Pregnancy Rate