初产妇孕期负性生活事件调查及不良妊娠结局分析

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刘小玮王怡王蕊

Investigation of prenatal negative life events and pregnancy outcomes analysis of primiparas

LIU Xiaowei, WANG Yi, WANG Rui

中国计划生育学杂志 . 2023, (5): 1027 .