RT Journal Article SR Electronic T1 Tunnelling to 50: an exploratory medical memoir JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1473 OP 1474 DO 10.1503/cmaj.1040077 VO 171 IS 12 A1 David S. Goldbloom YR 2004 UL http://www.cmaj.ca/content/171/12/1473.abstract