RT Journal Article SR Electronic T1 US food safety overhaul in legislative limbo JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E771 OP E772 DO 10.1503/cmaj.109-3706 VO 182 IS 17 A1 Benac, Nancy YR 2010 UL http://www.cmaj.ca/content/182/17/E771.abstract