[Possibilities for increasing the effectiveness of controlling chronic bronchitis].
D000328:Adult; D001991:Bronchitis / Q000453:epidemiology / Q000209:etiology / Q000517:prevention & control*; D002908:Chronic Disease; D006801:Humans; D008097:Lithuania; D008297:Male; D008875:Middle Aged; D012306:Risk; D012424:Rural Population; D012907:Smoking; D014505:Urban Population
Vozmozhnosti povyksheniia éffektivnosti bor'by s khronicheskim bronkhitom.