Tadzhiev, F S [Trace element content of the blood in patients with chronic nonspecific lung diseases]. [electronic resource] - Problemy tuberkuleza 1988 - 51-3 p. digital Publication Type: Comparative Study; English Abstract; Journal Article ISSN: 0032-9533 Subjects--Topical Terms: AdultAsthma--bloodBronchitis--bloodChronic DiseaseHumansLung Diseases--bloodMiddle AgedSpectrophotometry, AtomicTrace Elements--blood