Changes in Radiation Dose of Abdominal and Pelvic Computed Tomography Examinations Over a Seven Year Period
Byline
S Zimmerman1 *, T Cook2 , W Kim3 , W Boonn4 , (1) Hospital of the University of Pennslyvania, Philadelphia, PA, (2) Hospital of the University of Pennsylvania, Philadelphia, PA, (3) Hospital of the University of Pennsylvania, Philadelphia, PA, (4) Hospital of the University of Pennsylvania, Phliadelphia, PA