TY - JOUR T1 - Uncertainties shroud medical isotope supply JF - Canadian Medical Association Journal JO - CMAJ SP - E567 LP - E568 DO - 10.1503/cmaj.109-4217 VL - 184 IS - 11 AU - Tim Lougheed Y1 - 2012/08/07 UR - http://www.cmaj.ca/content/184/11/E567.abstract ER -