RT Journal Article SR Electronic T1 Dying in the shadows: the challenge of providing health care for homeless people JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1251 OP 1252 DO 10.1503/cmaj.1040008 VO 170 IS 8 A1 O'Connell, James J. YR 2004 UL http://www.cmaj.ca/content/170/8/1251.abstract