1. Mouth protectors: a progress report;Heintz;JADA,1968
2. Report of Joint Committee on Mouth Protectors of the American Association for Health, Physical Education and Recreation and the American Dental Association,1960
3. Mouthguards: protection against shock to head, neck and teeth;Stenger;JADA,1964
4. The relation of mouth protectors to cranial pressure and deformation;Hickey;JADA,1967
5. Fitted mouthguards afford key protection;News of Dentistry;JADA,1972