Article Title,Year,Volume,Issue,Page Range,Author Maxillo-facial fractures. An epidemiological and clinical study on hospitalized patients,1978,74,5-6,113-135,Lamberg Traumatic tooth injuries. A clinical and experimental study,1987,83,Suppl 8,1-48,Oikarinen Traumatic tooth injuries. A clinical and experimental study,1987,83,5-6,289-293,Oikarinen Maxillofacial and dental injuries in contact team sports,1988,84 Suppl 6-7,,1-45,Sane