A Comparative Study of Radiographs and Pocket Measurements in Periodontal Disease Evaluation

Indices for Prevalence and Incidence of Periodontal Disease

Sigurd P. Ramfjord · The Journal of Periodontology · 1959 · 1.1K citations · Full text

Alveolar Bone Loss as Related to Oral Hygiene and Age

Olav Schei, Arne Lövdal, Arnulf Arno · The Journal of Periodontology · 1959 · 919 citations

Periodontology, Oral Hygiene, Oral Biology +5

A System of Classification and Scoring for Prevalence Surveys of Periodontal Disease

A.L. Russell · Journal of Dental Research · 1956 · 692 citations

Periodontal Disease, Prevalence Surveys, Diagnosis +4

A Roentgenographic Survey of Periodontal Disease in India

C. D. M. Day, K. L. Shourie · The Journal of the American Dental Association · 1949 · 133 citations

Periodontology, Periodontal Disease, Epidemiology

An Evaluation of the Reliability of Radiographs in the Measurement of Bone Loss in Periodontal Disease

Jørgen Theilade · The Journal of Periodontology · 1960 · 117 citations

Bone Disease, Periodontology, Bone Loss +11