1. Irrigation of root canals;Grossman;JADA,1943
2. Importance of chemomechanical preparation of the root canal;Stewart;Oral Surg,1955
3. Root canal obturation;Ingle;DADA,1956
4. The efficacy of cleansing of the root canal;Nicholls;Br Dent J,1962
5. Intracanal drugs and chemicals in endodontic therapy;Penick;Dent Clin North Am,1970