FREE TWO-CREDIT COURSE WITH REGISTRATION, CHOOSE PRINCIPLES OF RADIOGRAPHY! $5/CEU or less* ASRT-approved continuing education courses accepted by the ARRT as category A CE credits for radiologic technologists. Real-time grading with instant documentation! CE credits in radiography, mammography, radiation protection, bone densitometry, CT, ultrasound, MRI, nuclear medicine, and osteoporosis. CEUs are accepted in all 50 states and Canada.