Figure 1. Geological map of Ortum in West Pokot County

From

Lung Cancer Risk Assessment due to Radon and Thoron Exposure in Dwellings in Ortum, Kenya

F. Omonya Wanjala, N. O. Hashim, D. Otwoma, J. Kebwaro, M. Chege, C. Nyambura, Atieno Carmen

Journal of Environment Pollution and Human Health. 2021, 9(2), 64-70 doi:10.12691/jephh-9-2-5