Rakesh, P, S Usha, S Subhagan, M Shaji, A Sheeja, and Faizal Subair. 2014. “Water Quality and Sanitation at Schools: A Cross Sectional Study from Kollam District, Kerala, Southern India”. Kerala Medical Journal 7 (3), 62-65. https://doi.org/10.52314/kmj.2014.v7i3.329.