Kadhem, R. R., and H. A. R. Kareem. “Study the Effect of Natural Killer Cells in Pationts With Blood Cancer Disease from Other When the Injury-Infected Corona Emerging”. International Journal of Health Sciences, vol. 6, no. S1, May 2022, pp. 9911-8, doi:10.53730/ijhs.v6nS1.7354.