![Fetal sex prediction measuring yolk sac size and yolk sac–fetal pole distance in the first trimester via ultrasound screening | SpringerLink Fetal sex prediction measuring yolk sac size and yolk sac–fetal pole distance in the first trimester via ultrasound screening | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs40477-020-00516-0/MediaObjects/40477_2020_516_Fig3_HTML.png)
Fetal sex prediction measuring yolk sac size and yolk sac–fetal pole distance in the first trimester via ultrasound screening | SpringerLink
![Sonographic detection of fetal abnormalities before 11 weeks of gestation - Rolnik - 2020 - Ultrasound in Obstetrics & Gynecology - Wiley Online Library Sonographic detection of fetal abnormalities before 11 weeks of gestation - Rolnik - 2020 - Ultrasound in Obstetrics & Gynecology - Wiley Online Library](https://obgyn.onlinelibrary.wiley.com/cms/asset/4f5734df-a1f9-434a-aa2c-bd3c5a42b1fc/uog21921-fig-0014-m.jpg)
Sonographic detection of fetal abnormalities before 11 weeks of gestation - Rolnik - 2020 - Ultrasound in Obstetrics & Gynecology - Wiley Online Library
An ultrasonographic study to evaluate the correlation of calcified yolk sac with spontaneous abortion
![Automated prediction of early spontaneous miscarriage based on the analyzing ultrasonographic gestational sac imaging by the convolutional neural network: a case-control and cohort study | BMC Pregnancy and Childbirth | Full Text Automated prediction of early spontaneous miscarriage based on the analyzing ultrasonographic gestational sac imaging by the convolutional neural network: a case-control and cohort study | BMC Pregnancy and Childbirth | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs12884-022-04936-0/MediaObjects/12884_2022_4936_Fig2_HTML.png)