[The condition of the teeth of 6 year old children in the city of Szczecin in 1977].
D002648:Child; D004245:DMF Index; D003731:Dental Caries / Q000453:epidemiology; D005457:Fluoridation; D006801:Humans; D011044:Poland; D014076:Tooth Diseases / Q000453:epidemiology*
Stan uzebienia dzieci sześcioletnich w Szczecinie w roku 1977.