[Analyzing the cause of IUD dropped].
Bai
S
S
Yan
C
C
D001208:Asia; D002681:China; D003267:Contraception; D003268:Contraception Behavior; D003906:Developing Countries; D005193:Family Planning Services; D005202:Asia, Eastern; D007434:Intrauterine Devices
Asia; China; Contraception; Contraception Continuation; Contraceptive Methods; Contraceptive Usage; Developing Countries; Eastern Asia; Family Planning; Iud