Untreated Periodontal Disease: A Longitudinal Study*
Becker, William, Berg, Lawrence, Becker, Burton E.Volume:
50
Language:
english
Journal:
Journal of Periodontology
DOI:
10.1902/jop.1979.50.5.234
Date:
May, 1979
File:
PDF, 3.96 MB
english, 1979