Department of Chemistry;
University of Karachi;
Karachi;
Pakistan;
Wadsworth Center;
New York State Department of Health;
Albany;
NY;
USA;
Department of Environmental Health Sciences;
School of Public Health;
University at Albany;
Albany;
NY;
USA;
Jinnah University for Women;
Karachi;
Pakistan;
Unit for Ain Zubaida Rehabilitation & Groundwater Research;
King Abdulaziz University;
Jeddah;
Saudi Arabia;
Groundwater; Karachi; Water; Quality; Multivariate; Analysis; Geospatial; Health; Risk; Index;