J. I. Al-Mashhadani, T. S. Al-Hadithi, J. K. Al-Diwan, and A. R. Omer, “Sociodemographic characteristics and risk factors of hepatitis B and C among Iraqi health care workers”, J Fac Med Baghdad, vol. 51, no. 3, pp. 308–311, Oct. 2009, doi: 10.32007/jfacmedbagdad.5131132.