中国当代医药
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中国当代医药  2019, Vol. 26 Issue (17): 86-88    DOI:
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Analysis of serum vitamin A and E levels in pregnant women during different pregnancy periods
ZHAN Ying-jie             YANG Xiu-ru              FENG Gui-ling           LIU Jin-zhi
Department of Obstetrics and Gynecology,Yizhuang Hospital of Daxing District in Beijing City,Beijing 100176,China
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