[Oral aphthae: prevalence, history and socio-economic status in selected populations in Argentina].
D000328:Adult; D000368:Aged; D001118:Argentina; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012959:Socioeconomic Factors; D013281:Stomatitis, Aphthous / Q000453:epidemiology*; D013335:Students, Dental
Aftas bucales: prevalencia, historia y nivel socioeconómico en poblaciones seleccionadas de Argentina.