title: Research radionuclide availability in North America.
authors.forename: L E
authors.initials: LE
authors.lastname: Ketchum
authors.forename: M A
authors.initials: MA
authors.lastname: Green
authors.forename: S S
authors.initials: SS
authors.lastname: Jurisson
mesh_terms: D002170:Canada; D009683:Nuclear Medicine; D009688:Nuclear Reactors / Q000600:supply & distribution; D011868:Radioisotopes / Q000600:supply & distribution*; D012106:Research; D014481:United States
chemical_list: D011868:Radioisotopes