RT Journal Article SR Electronic T1 Intermittent fasting: The next big weight loss fad JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP cmaj.109-4437 DO 10.1503/cmaj.109-4437 A1 Roger Collier YR 2013 UL http://www.cmaj.ca/content/early/2013/03/25/cmaj.109-4437.abstract AB