Certification of physicists by the American Board of Radiology.
Krohmer
J S
JS
D001703:Biophysics / Q000266:history* / Q000592:standards; D002568:Certification / Q000266:history; D049673:History, 20th Century; D011871:Radiology / Q000266:history*; D012042:Registries; D013044:Specialty Boards / Q000266:history* / Q000458:organization & administration; D014481:United States; D014965:X-Rays