RT Journal Article SR Electronic T1 Gambling and hospital lotteries: looking out for losers JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1019 OP 1019 DO 10.1503/cmaj.131102 VO 185 IS 12 A1 John Fletcher YR 2013 UL http://www.cmaj.ca/content/185/12/1019.abstract AB