1. The reparative action of the dental tissues following severe injury (fractured roots);Pritchard;Brit Dent J,1933
2. Die Heilungsvorgänge bei Wurzelbrücken;Hammer;Deutsch Zahn Mlund Kieferheilk,1939
3. Histologic studies of a specimen of fractured roots (secondary dentin and cementum);Boulger;JADA,1928
4. Repair of a fractured tooth;Aisenberg;Dent Cosmos,1932
5. Treatment and restoration of fractured permanent anterior teeth (accidents in childhood);Brauer;JADA,1936