Ahmed Mansour, M. A. “A Study on Statistical Analysis for Simulation of Induced- Immunity by Exposition of CD8+, NK Cells and Memory Cell and It Relationship to Cancer Growth, Happiness and Delayed Development Syndrome, down Syndrome”. Global Journal of Medical and Clinical Case Reports, vol. 7, no. 1, May 2020, pp. 024-5, doi:10.17352/2455-5282.000087.