Fetal Conversion of a 3‐Vessel to 2‐Vessel Umbilical Cord: Sonographic Depiction - Gerscovich - 2013 - Journal of Ultrasound in Medicine - Wiley Online Library
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Single Umbilical Artery (SUA) / Two Vessel Umbilical Cord - Page 3 | BabyCenter
Please read, need encouragement- two vessel umbilical cord at 20 weeks | BabyCenter
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Is it a problem that my baby's cord only has two blood vessels? | BabyCenter