1. Radiation hygiene and practice in dentistry III;Council on Dental Materials and Devices, and Council on Dental Research;JADA,1968
2. Radiation hygiene and practice in dentistry IV;Council on Dental Materials and Devices, and Council on Dental Research;JADA,1968
3. Simplifying and improving intraoral dental roentgenography;Updegrave;Oral Surg,1959
4. A new device to reduce patient irradiation and improve dental film quality;Medwedeff;Oral Surg,1962
5. A precision technic to minimize radiation;Medwedeff;Dent Survey,1967