TY  - GEN
AU  - Levin,A I
AU  - Blokhina,L M
TI  - [Clinical forms of chronic dust-induced bronchitis]
SN  - 0016-9919
PY  - 1984///1219
KW  - Air Pollutants, Occupational
KW  - adverse effects
KW  - Bronchitis
KW  - classification
KW  - Chronic Disease
KW  - Coal Mining
KW  - Dust
KW  - Humans
KW  - Pneumoconiosis
N1  - Publication Type: English Abstract; Journal Article
ER  -