RT Journal Article SR Electronic T1 Guidelines for treating acute otitis media JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 237 OP 237 DO 10.1503/cmaj.1050106 VO 173 IS 3 A1 Roger A.M.J. Damoiseaux YR 2005 UL http://www.cmaj.ca/content/173/3/237.1.abstract