Correlation between tests of small airway function.
D000328:Adult; D000402:Airway Obstruction / Q000175:diagnosis*; D001249:Asthma / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008170:Lung Compliance; D008297:Male; D008875:Middle Aged; D012123:Pulmonary Ventilation; D012129:Respiratory Function Tests; D013147:Spirometry; D014797:Vital Capacity