1. Endodontics;Ingle,1965
2. Dependence of the results of pulp therapy on certain factors;Strindberg;Acta Odont Scand,1956
3. Fate of endodontically treated teeth with fractured root canal instruments;Grossman;J Brit Endodont Soc,1968
4. Endodontics;Nicholls,1967
5. Clinical endodontics;Sommer,1966