• 方法:收集单胎活产分娩体重50观察正常体重儿盘50例为对照组

    Methods:100 infants, who were firstly normal delivery in hospital, were enrolled in the study. The 50 cases with low weight in test group, the 50 cases with normal weight as control.

    dict.cnki.net

  • 方法:收集单胎活产分娩体重50观察正常体重儿盘50例为对照组

    Methods:100 infants, who were firstly normal delivery in hospital, were enrolled in the study. The 50 cases with low weight in test group, the 50 cases with normal weight as control.

    dict.cnki.net

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