Cystathionine β synthase (CBS 844ins68) and cytosolic serine hydroxy-methyltransferase (SHMT1) (C1420T) gene polymorphisms and the risk of breast cancer in Egyptian population - Y. E. Badawy; H. M.S. Saeed; A. M. Embaby; A. F. Mohamed; R. Rashad; M. K. Eldeeb (Cytology and genetics, 2023)