M. W. Gacuiga, R. N. Wanjau, M. K. Murigi, G. W. Mbugua, A. M. Ndiritu, and N. K. Gikonyo, “Alcohols and Denaturants Hand Rub Sanitizers Used to Curb COVID-19 Pandemic in Kiambu County, Kenya”, Int. J. Sci. Res. Chem. Sci., vol. 9, no. 3, pp. 1–5, Jun. 2022.