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宫腔直视吸引术与超声引导宫腔吸引术在早期人工流产效果
郭兰兰 潘艳青 许甜甜
Application effect of intrauterine aspiration under direct vision and ultrasound-guided intrauterine aspiration in early induced abortion
GUO Lanlan, PAN Yanqing, XU Tiantian
中国计划生育学杂志 . 2023, (9): 2131 .