title: [CURRENT ASPECTS OF CHRONIC RESPIRATORY DISEASES].
mesh_terms: D002908:Chronic Disease; D004813:Epidemiology; D006801:Humans; D012120:Respiration Disorders; D012140:Respiratory Tract Diseases; D015022:Yugoslavia
keywords: EPIDEMIOLOGY; RESPIRATORY TRACT DISEASES; YUGOSLAVIA
vernacular_title: SUVREMENI ASPEKTI KRONI CNIH RESPIRATORNIH BOLESTI.