Oral diagnosis and treatment planning: part 3. Periodontal disease and assessment of risk
1963 ◽
Vol 34
(6)
◽
pp. 524-532
◽
1971 ◽
Vol 26
(3)
◽
pp. 328-331
◽
1937 ◽
Vol 108
(14)
◽
pp. 1209
Keyword(s):