Hopke, Philip K, Thomas B Borak, John Doull, James E Cleaver, Keith F Eckerman, Linda C.S Gundersen, Naomi H Harley, C Thomas Hess, Nancy E Kinner, Kenneth J Kopecky, Thomas E McKone, Richard G Sextro, and Steven L Simon. "Health Risks Due to Radon in Drinking Water." Environmental Science & Technology 34.6 (2000) 921–926. DOI | Google Scholar | BibTeX | Endnote tagged