[REPEATED FLUOROGRAPHIC EXAMINATIONS OF THE POPULATION OF KLIN AND THE KLIN REGION].
D006801:Humans; D008400:Mass Chest X-Ray; D010779:Photofluorography; D010808:Physical Examination; D014376:Tuberculosis; D014397:Tuberculosis, Pulmonary; D014586:USSR
MASS CHEST X-RAY; TUBERCULOSIS, PULMONARY; USSR
POVTORNYE OBSLEDOVANIIA NASELENIIA KLINA I KLINSKOGO RA IONA FLIUOROGRAFICHESKIM METODOM.