title: A description of the intrauterine device, polygon (antigon).
mesh_terms: D003267:Contraception; D003933:Diagnosis; D005193:Family Planning Services; D007434:Intrauterine Devices; D013812:Therapeutics
keywords: Contraception; Contraception Termination; Contraceptive Methods; Contraceptive Methods--beneficial effects; Examinations And Diagnoses; Family Planning; Insertion; Iud, Unmedicated; Iud--beneficial effects; Size; Technical Report; Treatment