[Questionnaire concerning symptoms of chronic obstructive bronchopneumopathy. Repetition of replies obtained in 2 examinations made in a 2-year interval].
D000328:Adult; D000367:Age Factors; D000368:Aged; D002908:Chronic Disease; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000175:diagnosis / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged; D012129:Respiratory Function Tests; D012383:Romania; D012737:Sex Factors; D012907:Smoking / Q000150:complications; D011795:Surveys and Questionnaires
Chestionar privind simptomatologia B.P.O.C. Reproductibilitatea răspunsurilor obţinute la două examene efectuate la interval de doi ani