Turgut, H., R. Ozdemir, I. K. Gokce, H. Kaya, and S. Onal. “The Effect of Defect Size on Mortality and Morbidity in Patients With Neural Tube Defect”. Annals of Medical Research, vol. 29, no. 2, Feb. 2022, pp. 144-7, https://annalsmedres.org/index.php/aomr/article/view/4061.