title: [Comparative study of four types of IUDs inserted in women during puerperium for a period of 28 months in rural areas].
authors.forename: Y
authors.initials: Y
authors.lastname: Li
mesh_terms: D001208:Asia; D001695:Biology; D001942:Breast Feeding; D002681:China; D003267:Contraception; D003268:Contraception Behavior; D003710:Demography; D003906:Developing Countries; D004194:Disease; D005193:Family Planning Services; D005202:Asia, Eastern; D005500:Follow-Up Studies; D005835:Genitalia; D005836:Genitalia, Female; D006262:Health; D007227:Infant Nutritional Physiological Phenomena; D007434:Intrauterine Devices; D008595:Menorrhagia; D008599:Menstruation Disturbances; D009747:Nutritional Physiological Phenomena; D010827:Physiology; D011153:Population; D011154:Population Characteristics; D049590:Postpartum Period; D012098:Reproduction; D012106:Research; D012424:Rural Population; D014566:Urogenital System; D014599:Uterus
keywords: Asia; Biology; Breast Feeding; China; Contraception; Contraception Continuation; Contraceptive Methods--side effects; Contraceptive Usage; Demographic Factors; Developing Countries; Diseases; Eastern Asia; Family Planning; Follow-up Studies; Genitalia; Genitalia, Female; Health; Infant Nutrition; Iud, Unmedicated--side effects; Iud--side effects; Menorrhagia; Menstruation Disorders; Nutrition; Physiology; Population; Population Characteristics; Postpartum Women; Puerperium; Reproduction; Research Methodology; Rural Population--women; Studies; Urogenital System; Uterus