Maximal mid-expiratory flow (FEF25-75%): normal limits and assessment of sensitivity.
D000293:Adolescent; D000328:Adult; D002648:Child; D005260:Female; D005540:Forced Expiratory Flow Rates; D006801:Humans; D008297:Male; D008450:Maximal Midexpiratory Flow Rate; D012016:Reference Values; D012907:Smoking / Q000503:physiopathology