RT Journal Article SR Electronic T1 The modern scientific physician: 6. The useful property of a screening regimen JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1219 OP 1220 VO 165 IS 9 A1 Olli S. Miettinen YR 2001 UL http://www.cmaj.ca/content/165/9/1219.abstract