1. Luxation of permanent teeth due to trauma: a clinical and radiographic follow-up study of 189 injured teeth;Andreasen;Scand J Dent Res,1970
2. Traumatized permanent teeth in children aged 7-15 years. Part II;Stålhane;Swed Dent J,1975
3. Long-term prognosis of traumatized permanent anterior teeth showing calcifying processes in the pulp cavity;Jacobsen;Scand J Dent Res,1977
4. Histopathic studies of traumatized teeth;Arwill;Odont Tidskr,1962
5. Pathology of the pulp;Gustafson,1975