Longitudinal changes in ventilatory capacity amongst men over a 3-year period [proceedings].
D000328:Adult; D001991:Bronchitis / Q000453:epidemiology*; D002908:Chronic Disease; D005500:Follow-Up Studies; D005541:Forced Expiratory Volume; D005859:Germany, East; D006801:Humans; D008297:Male; D008875:Middle Aged