RT Journal Article SR Electronic T1 Will new isotope sources be ready in time? JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 252 OP 252 DO 10.1503/cmaj.109-5224 VO 188 IS 4 A1 Carolyn Brown YR 2016 UL http://www.cmaj.ca/content/188/4/252.abstract