RT Journal Article SR Electronic T1 Hand sanitizers may increase norovirus risk JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP cmaj.109-3922 DO 10.1503/cmaj.109-3922 A1 Vogel, Lauren YR 2011 UL http://www.cmaj.ca/content/early/2011/08/15/cmaj.109-3922.abstract AB