RT Journal Article SR Electronic T1 New legitimacy to concerns about fracking and health JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E245 OP E246 DO 10.1503/cmaj.109-4725 VO 186 IS 8 A1 Glauser, Wendy YR 2014 UL http://www.cmaj.ca/content/186/8/E245.abstract AB