1. United Nations Scientific Committee on the Effects of Atomic Radiation Sources and effects of ionizing radiation I 2000
2. National Radiological Protection Board Guidelines on patient dose to promote the optimization of protection for diagnostic medical exposures 10 1999
3. International Commission on Radiological Protection Radiological protection and safety in medicine Pergamon Press 1996
4. International Commission on Radiological Protection Radiation and your patient: A guide for medical practitioners 2001
5. International Commission on Radiological Protection Managing patient dose in computed tomography 2001