forced-mid-expiratory flow rate [ FEF 25-75 | maximal mid-expiratory flow rate | maximum mid-expiratory flow rate ]
débit maximum expiratoire 25 p. cent - 75 p. cent [ D.M.E. 25 p. cent - 75 p. cent,DME 25 p. cent - 75 p. cent,DME 25-75 | débit expiratoire maximal à mi-expiration ]