title: Maximum expiratory flows and effort independency in patients with airway obstruction.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D010993:Plethysmography, Whole Body; D012119:Respiration