中国计划生育学杂志
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HDP初产妇不同时机分娩镇痛效果及安全性
南京大学医学院附属鼓楼医院(210008)
Effect and safety of labor analgesia at different timing of primiparas with hypertensive disorder complicating pregnancy
Gulou Hospital Affiliated to Nanjing University School of Medicine, Nanjing, Jiangsu Province, 210008