article Tetrachloroethylene-contaminated drinking water in Massachusetts and the risk of colon-rectum, lung, and other cancers vol. 107 issue. 4 Journal Article Environmental health perspectives 1999-April 1999. "Tetrachloroethylene-contaminated drinking water in Massachusetts and the risk of colon-rectum, lung, and other cancers," Environmental health perspectives. vol. 107 issue. 4 . Paulu, C. Aschengrau, A. Ozonoff, D.