Maximal expiratory flow, its usefulness in the postoperative care.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001827:Body Height; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011182:Postoperative Care; D012119:Respiration; D013147:Spirometry