“Children’s Health Outcomes Associated with Access to Water, Sanitation and Hygiene (WASH): A Systematic Review of Empirical Gaps Related to Diarrhoea in Low- and Middle-Income Countries”, AMJR, vol. 2, no. 3, pp. 24–38, Dec. 2025, doi: 10.71064/spu.amjr.2.3.2025.454.