三种宫内节育器多中心随机对照临床研究

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蒋丽芳;柴健;王鹏辉;刘爱霞;赵东霞;马颖辉;张军喜;张建国

Comparison of three types of intrauterine device

Jianglifang^[1];ChaiJian^[1];WangPenghui^[2];LiuAixia^[3];ZhaoDongxia^[4];MaYinghui^[1];ZhangJunxi^[1];ZhangGuojian^[1]

. 2011, (7): 416 .