Sudad J. Mohammed, D. A. Qasim, and A. .T. A. – Mousawi, “Determination the Percentages of Microbial Contaminants in Crops and Livers by Using the Traditional and Backtrac 4300 Technology”, Psychosocial rehabilitation, vol. 24, no. 10, pp. 3720–3730, Jun. 2020, doi: 10.61841/m73y2j95.