ISSN 1004-6879

CN 13-1154/R

　
Journal of Chengde Medical University
分娩球训练联合拉玛泽呼吸减痛法在经阴道分娩产妇助产中的应用观察
吴菊
Journal of Chengde Medical University . 2018, (5): 410 -411 . 

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