Perera, R. T.; Chandrasoma, I.; Perera, B.; Rajapaksha, H.; Sakunthala, D.; Perera, R. A.; Liyanage, J. A. Comparative Analysis of Drinking Water Quality in a CKDu Endemic Area Versus a Reference Area in Sri Lanka: A Topographic Perspective. EQA 2025, 70, 28-35.