[Muscular exercise of average duration in chronic bronchitis patients].
D001991:Bronchitis / Q000473:pathology*; D029481:Bronchitis, Chronic; D019069:Cell Respiration; D015444:Exercise; D006801:Humans; D005082:Physical Exertion; D012119:Respiration / Q000502:physiology*
BRONCHITIS/pathology; EXERTION; RESPIRATION/physiology