O. A. Moses, E. M. Namusasi, and J. J. Cheptum, “Physical security preparedness measures among level V and VI hospitals in Nairobi County, Kenya”, Afr. Quarterly S.S. Review, vol. 3, no. 3, pp. 924–937, Sep. 2026, doi: 10.51867/AQSSR.3.3.93.