Sharma, Mohan Kumar, Shanti Prasad Khanal, and Ramesh Adhikari. “School Water, Sanitation, and Hygiene: A Systematic Review of an Effect on Health, Attendance, Regularity, and Educational Achievements”. Scholars' Journal 5, no. 1 (December 31, 2022): 1–21. Accessed November 23, 2024. https://nepjol.info./index.php/scholars/article/view/55744.