Ozen, F., N. Kocak, M. Ejder Yildirim, and O. Ozdemir. “The Leiden (G1691a) and Hr2 (A4070g) Polymorphisms of Factor V Gene in Sivas Population”. Annals of Medical Research, vol. 16, no. 3, May 2021, pp. 0179-83, http://annalsmedres.org/index.php/aomr/article/view/3429.