RT Journal Article SR Electronic T1 On_the_Net@cma.ca/Sur_le_Net@cma.ca JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 843 OP 843 VO 159 IS 7 A1 McGowan, J. YR 1998 UL http://www.cmaj.ca/content/159/7/843.abstract AB