1. Clinical Periodontology;Glickman,1964
2. Criteria for Selection of One Treatment Plan Over Another;Cohen;D. Clin. North America,1964
3. Correlation Between Plaque and Gingivitis;Ash;J. Periodont.,1964
4. Oral Hygiene and Periodontal Disease;Greene;Am. J. Public Health,1963
5. Selected Dental Findings in Adults, by Age, Race and Sex, United States, 1960–1962;National Center for Health Statistics,1965