RT Journal Article SR Electronic T1 Outcomes of postmastectomy radiotherapy JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 18 OP 18-a DO 10.1503/cmaj.1041280 VO 172 IS 1 A1 Kalant, Norman YR 2005 UL http://www.cmaj.ca/content/172/1/18.2.abstract