RT Journal Article SR Electronic T1 Ubiquitous preservative blamed for rash of skin allergies JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E712 OP E712 DO 10.1503/cmaj.109-4570 VO 185 IS 15 A1 Catherine Cross YR 2013 UL http://www.cmaj.ca/content/185/15/E712.abstract AB