[Black stain and caries in children and adolescents in schools].
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003731:Dental Caries / Q000453:epidemiology*; D006801:Humans; D011044:Poland; D014075:Tooth Discoloration / Q000453:epidemiology*
Czarny osad nazebny a próchnica zebów u dzieci i młodziezy szkolnej.