A contribution to the epidemiology of chronic bronchitis

Acta Med Scand. 1966 Jun;179(6):737-46. doi: 10.1111/j.0954-6820.1966.tb05498.x.
No abstract available

MeSH terms

  • Bronchitis / epidemiology*
  • Czechoslovakia
  • Humans
  • Male
  • Middle Aged
  • Radiography, Thoracic
  • Smoking