[Recent advances of female contraception technology in China].
Xiao
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BL
D000019:Abortifacient Agents; D002681:China; D003267:Contraception; D003271:Contraceptive Agents, Female; D005260:Female; D006801:Humans; D007434:Intrauterine Devices; D013246:Sterilization, Tubal
D000019:Abortifacient Agents; D003271:Contraceptive Agents, Female