RT Journal Article SR Electronic T1 How should we respond to the highly toxogenic NAP1/ribotype 027 strain of Clostridium difficile? JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1049 OP 1050 DO 10.1503/cmaj.051212 VO 173 IS 9 A1 Thomas J. Louie YR 2005 UL http://www.cmaj.ca/content/173/9/1049.abstract