
早孕期经阴道超声联合孕酮、β-绒毛膜促性腺激素检测诊断先兆流产发生价值
刘 超 方亚平 李 斌 穆立凤 李志杰
中国计划生育学杂志 ›› 2022, Vol. 30 ›› Issue (6) : 1311.
早孕期经阴道超声联合孕酮、β-绒毛膜促性腺激素检测诊断先兆流产发生价值
Value of transvaginal ultrasound combined with the levels of progesterone and β-human chorionic gonadotropin of pregnant women for diagnosing their threatened abortion during the first trimester of pregnancy
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