Vnitr Lek 1965, 11(7):638-645
[Repeated studies of coal miners during 5 years with special consideration of chronic bronchitis and pulmonary emphysema].
Klíčová slova: Adult; Bronchitis, epidemiology, ; Coal Mining; Humans; Middle Aged; Occupational Diseases, epidemiology, ; Pulmonary Emphysema, epidemiology,
Keywords: Adult; Bronchitis /epidemiology/; Coal Mining; Humans; Middle Aged; Occupational Diseases /epidemiology/; Pulmonary Emphysema /epidemiology/
Zveřejněno: 1. červenec 1965 Zobrazit citaci