TY - GEN AU - Rodriguez,M A TI - Four-vessel umbilical cord without congenital abnormalities SN - 0038-4348 PY - 1984///0524 KW - Adult KW - Female KW - Humans KW - Infant, Newborn KW - Male KW - Pregnancy KW - Twins KW - Twins, Dizygotic KW - Umbilical Arteries KW - abnormalities KW - Umbilical Cord KW - anatomy & histology KW - Umbilical Veins N1 - Publication Type: Case Reports; Letter UR - https://doi.org/10.1097/00007611-198404000-00043 ER -