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超前镇痛用于无痛人工流产术后疼痛管理的临床效果观察
王珺 陈素文 崔亚美 张媛媛
Observation of the effect of preemptive analgesia on pain management of patients after painless induced abortion
WANG Jun,CHEN Suwen,CUI Yamei,ZHANG Yuanyuan
中国计划生育学杂志 . 2018, (12): 1242 .