A. K. lelo, N. abdulmohaimen, and F. aftan, “Immunohistochemical detection of p16INK4a proteins expression in paraffin embedded sections of colorectal cancer tissues”., J Fac Med Baghdad, vol. 52, no. 4, pp. 445–448, Jan. 2011, doi: 10.32007/jfacmedbagdad.524954.