RT Journal Article SR Electronic T1 Antibiotic overprescribing a growing problem JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E222 OP E222 DO 10.1503/cmaj.1095383 VO 189 IS 5 A1 Paul Webster YR 2017 UL http://www.cmaj.ca/content/189/5/E222.abstract