低剂量氢吗啡酮用于高龄二次剖宫产术后镇痛效果

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姜萍占敏陈磊

Effect of low-dose hydromorphone used for the postoperative analgesia of advanced women after the second cesarean section

JIANG Ping, ZHAN Min, CHEN Lei

中国计划生育学杂志 . 2023, (11): 2611 .