title: [Importance of certain immunological tests in differential diagnosis of round formations in the lungs in children and adolescents].
mesh_terms: D000293:Adolescent; D002464:Cell Migration Inhibition; D002648:Child; D003937:Diagnosis, Differential; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis*; D008175:Lung Neoplasms / Q000175:diagnosis; D008213:Lymphocyte Activation; D008297:Male; D009504:Neutrophils / Q000276:immunology
vernacular_title: Znachenie nekotorykh immunologicheskikh testov v differentsial'no diagnostike okruglykh obrazovaniĭ legkikh u deteĭ podrostkov