中国当代医药
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中国当代医药  2018, Vol. 25 Issue (22): 125-127    DOI:
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Analysis of risk factors for shoulder dystocia
LIU Xia-yun Lin Yan-na
Department of Gynecology and Obstetrics,People′s Hospital of Chenghai District in Shantou City,Guangdong Province,Shantou 515800,China
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