1. Periodontal disease, focal infection and systemic health;Sukin;JNJ Dent Assoc,1975
2. Asymptomatic teeth with necrotic pulps and associated periapical radiolucencies: relationship of flare-ups to endodontic instrumentation, antibiotic usage and stress in three separate practices at three different time periods. Part 1. 1963–1970;Morse;Int J Psychosom,1986
3. Asymptomatic teeth with necrotic pulps and associated periapical radiolucencies: relationship of flare-ups to endodontic instrumentation, antibiotic usage and stress in three separate practices at three different time periods. Part 2. 1978–1983;Morse;Int J Psychosom,1986