中国计划生育学杂志
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血清孕酮、β-hCG联合超声检查诊断早期异位妊娠价值
四川省成都市第六人民医院(610058)
Value of the levels of progesterone and serumβ-human chorionic gonadotropin combined with the ultrasound examination for diagnosing the early ectopic pregnancy
The Sixth People's Hospital of Chengdu, Sichuan Province, 610058