Kitsao Wekulo, P., M. Nampijja, D. O. Okullo, K. O. Okelo, M. Njeri, S. Onyango, and E. Kimani Murage. “A Quasi-Experimental Study on Exploring the Use of Mobile Phone Technology for Optimizing, Tracking and Responding to children’s Developmental Progress in Korogocho, Nairobi, Kenya: Study Protocol”. International Journal of Clinical Trials, vol. 7, no. 1, Jan. 2020, pp. 43-49, doi:10.18203/2349-3259.ijct20200206.