Chronic bronchitis in beedi smokers (preliminary communication).
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001991:Bronchitis / Q000150:complications / Q000453:epidemiology*; D002908:Chronic Disease; D006801:Humans; D007194:India; D008297:Male; D008875:Middle Aged; D012907:Smoking / Q000150:complications*; D013997:Time Factors