1. Endodontics. An Investigation Into Residual Periapical Infection After Pulp Canal Therapy;Hedman;Oral Surg., Oral Med. & Oral Path.,1951
2. Bone Infection;Fish;J. A. D. A.,1939
3. Presence of Bacteria in Pulps of Intact Teeth;Tunnicliff;J. A. D. A.,1937
4. Bacterial Infection With Special Reference to Dental Practice;Appleton,1950
5. A Dental Trocar;Coriell;D. Cosmos,1918