
Value of transvaginal ultrasound combined with serum human chorionic gonadotropin and progesterone levels of women for predicting their early ectopic pregnancy
YE Nan, ZHOU Qi
Chinese Journal of Family Planning ›› 2021, Vol. 29 ›› Issue (5) : 1029.
Value of transvaginal ultrasound combined with serum human chorionic gonadotropin and progesterone levels of women for predicting their early ectopic pregnancy
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