title: One-year evaluation of the Spring Coil IUD in Rijeka, Yugoslavia, and Cairo, Egypt.
mesh_terms: D000328:Adult; D004534:Egypt; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D007433:Intrauterine Device Expulsion; D007434:Intrauterine Devices / Q000009:adverse effects; D008599:Menstruation Disturbances / Q000209:etiology; D011247:Pregnancy; D013997:Time Factors; D015022:Yugoslavia