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 248 OP 248 VO 158 IS 2 A1 Wharry, S. YR 1998 UL http://www.cmaj.ca/content/158/2/248.abstract AB