怀11-14:

Yixiu Zhang1, Zihan Niu1, Hua Meng2

  • 1Department of Ultrasound, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, P.R. China.

PubMed
概括

一种新的超声波公式使用中国妇女的胎儿冠长度 (CRL) 准确估计妊娠年龄 (GA). 这种改进的方法提供了一种更精确的替代方法,用于确定11-14周之间的怀孕.