[Relation between ectopic pregnancy and IUD use].
Ge
C X
CX
Liu
M M
MM
D001208:Asia; D002681:China; D003267:Contraception; D003906:Developing Countries; D004194:Disease; D005193:Family Planning Services; D005202:Asia, Eastern; D007434:Intrauterine Devices; D011248:Pregnancy Complications; D011271:Pregnancy, Ectopic
Asia; China; Contraception; Contraceptive Methods--complications; Developing Countries; Diseases; Eastern Asia; Family Planning; Iud--complications; Pregnancy Complications; Pregnancy, Ectopic