RT Journal Article SR Electronic T1 Resistance of Listeria to cefotaxime and moxalactam JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 277c OP 277 VO 127 IS 4 A1 C. Rotstein A1 W. E. Farrar, Jr YR 1982 UL http://www.cmaj.ca/content/127/4/277c.abstract