J. R. Muruthi, L. Maina, E. Mwega, V. Kagai, and A. Otieno, “Psychometric properties of a Swahili-translated Kessler Psychological Distress Scale (K6) in sample of aging Kenyans. ”, ijsshr, vol. 2, no. 1, pp. 40–49, Jan. 2024.