title: Expiratory flow rates and timed expiratory capacities in South Indian men.
mesh_terms: D000293:Adolescent; D000328:Adult; D003937:Diagnosis, Differential; D006801:Humans; D007194:India; D008297:Male; D008875:Middle Aged; D012129:Respiratory Function Tests / Q000592:standards*; D014692:Ventilation-Perfusion Ratio