'Flash study' on chorionicity determination from ultrasound images at 11-14 weeks' gestation in twin pregnancies.
M
M
Kuleva
N
N
Fries
O
O
Castaing
D
D
Moeglin
L J
LJ
Salomon
D002823:Chorion / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011261:Pregnancy Trimester, First / Q000502:physiology*; D059285:Pregnancy, Twin / Q000502:physiology*; D015203:Reproducibility of Results; D014427:Twins; D016216:Ultrasonography, Prenatal