A false positive diagnosis of conjoined twins in a triplet pregnancy: pitfalls of first trimester ultrasonographic prenatal diagnosis.
Usta
I M
IM
Awwad
J T
JT
D005189:False Positive Reactions; D005260:Female; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D014310:Triplets; D014428:Twins, Conjoined; D016216:Ultrasonography, Prenatal