中国计划生育学杂志
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海口市农村地区育龄妇女不良妊娠结局风险分析
海南省海口市妇幼保健院(570100)
Risk factor analysis of adverse pregnancy outcomes of childbearing age women in rural area of Haikou
Haikou Maternity and Child Health Care Hospital, Hainan Province, 570100