1. Some methods for the control of periapical infection;Grossman;J Dent Res,1932
2. Bacterial infection with special reference to dental practice;Appleton,1950
3. Probable frequency of false negative cultures from root canals;Grossman;J Dent Res,1933
4. Factors affecting successful repair after root canal therapy;Seltzer;JADA,1963
5. Experiences of bacteriological root canal control;Engström;Acta Odontol Scand,1964