T. Jafer, Z. M. ., & Shubber, E. K. . (2010). Cytogenetic studies of methotrexate drug on the peripheral blood samples from patients suffered of ulcerative colitis & ulcerative colitis developed to pseudopolyps &colon cancer. Journal of Biotechnology Research Center, 4(1), 44–53. https://doi.org/10.24126/jobrc.2010.4.1.92