RT Journal Article SR Electronic T1 La protection des voyageurs canadiens : mieux vaut prévenir que guérir JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 375 OP 375 DO 10.1503/cmaj.080080 VO 178 IS 4 A1 Keystone, Jay S. YR 2008 UL http://www.cmaj.ca/content/178/4/375.abstract