1. Dental x-ray protection;National Council on Radiation Protection and Measurements;NCRP Report No. 35,1970
2. Dental x-ray protection;National Council on Radiation Protection and Measurements;NCRP Report No. 35,1970
3. Biological effects of radiation from dental radiography;Council on Dental Materials and Equipment;J Am Dent Assoc,1982
4. The use of ionizing radiation in the general practice of dentistry;Council on Dental Education;J Am Dent Assoc,1982
5. An overview of dental radiology;Manny,1980