Jasim Lafta, I., and N. Abdulbari Madlood Alkaabawi. “Positive and Negative Effects of the Commensal Bacteria on Carcinogenesis”. Sudan Journal of Medical Sciences (SJMS), Vol. 14, no. 2, July 2019, pp. 1–23, doi:10.18502/sjms.v14i2.4688.