Yousaf, S. ., Begum, S., Afridi, I., Shakil, M., & Tariq, M. (2016). Assessment of drinking water quality and human health risks in the tehsils of Jamrud and Landikotal, Khyber Agency, Pakistan. Journal of Himalayan Earth Sciences, 49(1), 58-67. Retrieved from http://ojs.uop.edu.pk/jhes/article/view/1929