Algahsham, A., A. A. A. Settin, A. Ali, H. Ismail, and H. Ismail. “Association of MTHFR C677T and A1298C Polymorphisms With Hypertension Among Saudi Subjects from Qassim Region”. International Journal of Health Sciences, vol. 6, no. 1, June 2012, https://ijhs.qu.edu.sa/index.php/journal/article/view/312.