Davies, R. M., Bradley, D., Hale, R. W., Laird, W. R., & Thomas, P. D. (1977). The prevalence of dental injuries in rugby players and their attitude to mouthguards.

Davies, R. M., D. Bradley, R. W. Hale, W. R. Laird, و P. D. Thomas. The Prevalence of Dental Injuries in Rugby Players and Their Attitude to Mouthguards. 1977.

Davies, R. M., et al. The Prevalence of Dental Injuries in Rugby Players and Their Attitude to Mouthguards. 1977.