二孩政策下初产妇分娩方式调查及影响因素分析
余勤俭,张梦思,陈杨萍
Analysis on the mode of delivery of primipara women and related influencing factors under the policy of second child
Yu Qinjian, Zhang Mengsi, Chen Yangping
中国医院统计
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2019, (2): 144
-146
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DOI: 10.3969/j.issn.1006-5253.2019.02.018
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