Nisari, Mustafa, and Recep Baydemir. “Effects of MTHFR C677T Gene Polymorphism on Migraine Together With Biochemical and Clinical Parameters in Turkish Population”. Progress in Nutrition 22, no. 2 (June 12, 2020): 678–683. Accessed September 28, 2021. https://mattioli1885journals.com/index.php/progressinnutrition/article/view/9223.