Peng, J Y Medical correlates of termination of use of intrauterine contraceptive devices in Taichung. [electronic resource] - International journal of fertility - 120-6 p. digital Publication Type: Journal Article ISSN: 0020-725X Subjects--Topical Terms: Abortion, SpontaneousAdolescentAdultAge FactorsChinaDysmenorrheaFemaleHumansIntrauterine Devices--adverse effectsMenstruation DisturbancesParityPregnancySampling StudiesUterine Cervical Erosion