“Association of The Mthfr C677t, Factor V (Leiden) G1961a and Prothrombin G20210a Gene Mutations with Recurrent Spontaneous Aboration (Rsa) in Duhok Province” (2018) Science Journal of University of Zakho, 6(3), pp. 85–88. doi:10.25271/sjuoz.2018.6.3.509.