1. The history of the American Registry of Radiologic Technologists;Hanson,1996
2. Advanced Practice Advisory Panel. The radiologist assistant: improving patient care while providing work force solutions. Available at: http://www.asrt.org/other_categories/professional_dev/pdfs/ra_consensuspaper.pdf.
3. Radiology practitioners to fill the void;Racette;ASRT Scanner,1997
4. Certification Board for Radiology Practitioner Assistants. Bylaws. Available at: http://www.cbrpa.org/pdf/bylaws1.pdf.
5. Introducing the radiologist’s assistant;May;Advance Imaging Radiat Ther Prof,2002