title: Contra contraception.
authors.affiliation: Mayo Clinic, Scottsdale, Arizona.
authors.forename: Thomas K
authors.initials: TK
authors.lastname: Nelson
mesh_terms: D003267:Contraception; D003271:Contraceptive Agents, Female; D005260:Female; D006801:Humans; D007434:Intrauterine Devices
chemical_list: D003271:Contraceptive Agents, Female