American martyrs to radiology. Heber Robarts (1852-1922). 1936.

William Stewart Halsted (1852-1922): father of American surgery.

American College of Radiology

ACR Appropriateness Criteria 1 Acute Onset Flank Pain — Suspicion of Stone Disease American College of Radiology ACR Appropriateness Criteria Clinical Condition: Acute Onset Flank Pain — Suspicion of Stone Disease Variant 1: Suspicion of stone disease. Radiologic Procedure Rating Comments RRL* CT abdomen and pelvis without contrast 8 Reduced-dose techniques preferred. ☢☢☢☢ US kidneys and bladde...

American College of Veterinary Radiology

American College of Radiology End User

American College of Radiology Mammography Accreditation Program.