[Oral hygiene index and inflammatory periodontal disease in metallurgical workers in Piracicaba].
D008669:Metallurgy; D009784:Occupational Diseases; D009910:Oral Hygiene; D010518:Periodontitis / Q000453:epidemiology
Indice de higiene oral e doen ca periodontal inflamatória em operários de Piracicaba.