[Results of the fluorographic screening of the population of the Sofia district of the Bulgarian Peoples Republic].
D000293:Adolescent; D000328:Adult; D002031:Bulgaria; D002318:Cardiovascular Diseases / Q000453:epidemiology; D002648:Child; D005471:Fluoroscopy; D006801:Humans; D008175:Lung Neoplasms / Q000453:epidemiology; D008400:Mass Chest X-Ray; D008875:Middle Aged; D011009:Pneumoconiosis / Q000453:epidemiology; D013896:Thoracic Diseases / Q000453:epidemiology*; D014397:Tuberculosis, Pulmonary / Q000453:epidemiology*
Rezul'taty fliuorograficheskikh obsledovaniĭ naseleniia Sofiĭskogo okruga Narodnoĭ Respubliki Bolgarii.