Vnitr Lek 1971, 17(2):126-134
[Incidence of chronic bronchitis in the Most region].
Keywords: Adult; Age Factors; Aged; Air Pollution; Bronchitis, epidemiology, ; Chronic Disease; Czechoslovakia; Health Surveys; Humans; Middle Aged; Public Health; Respiratory Tract Diseases, epidemiology, ; Smoking, complications, ; Social Conditions; Sulfur Dioxide
Published: February 1, 1971 Show citation