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Degree of fetal umbilical venous constriction at the abdominal wall in a low-risk population at 20–40 weeks of gestation |
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| Authors: | Svein Magne Skulstad Torvid Kiserud Svein Rasmussen |
| Institution: | Department of Obstetrics and Gynaecology, Bergen University Hospital, Bergen, Norway |
| Abstract: | |
| Keywords: | fetus circulation ultrasound Doppler blood flow umbilical vein |