Arda Duz, Senem, Murat Cengiz, Gorkem Tuncay, and Abdullah Karaer. “Comparison of Umbilical Coiling Index in Term Pregnancies With and Without Fetal Growth Restriction”. Annals of Medical Research 29, no. 7 (July 25, 2022): 683–686. Accessed April 19, 2024. http://www.annalsmedres.org/index.php/aomr/article/view/4120.