Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector7738510.17816/kazmj77385MiscellaneousEtiological significance of umbilical cord entanglement around the fetal cervix in the occurrence of bifurcationTimofeevA.info@eco-vector.com150919272399709700408202104082021Copyright © 1927, Timofeev A.1927<p>In a sample of 22,922 births in Copenhagen, the author found that this cord abnormality was no more common in the unfolded presentation than in the occipital presentation, namely, in the anterior-cranial in 19.6%, in the frontal in 22.2%, in the facial in 20.3%, while in the occipital in 22.1%.</p>Kazan Medical archiveКазанский медицинский архив