PT - JOURNAL ARTICLE AU - Emily Hughes TI - New evidence of contaminants from fracking AID - 10.1503/cmaj.1095459 DP - 2017 Aug 08 TA - Canadian Medical Association Journal PG - E1025--E1026 VI - 189 IP - 31 4099 - http://www.cmaj.ca/content/189/31/E1025.short 4100 - http://www.cmaj.ca/content/189/31/E1025.full SO - CMAJ2017 Aug 08; 189