Gas flow at 25-75% of forced expiration:VRat:Pt:Respiratory system.airway:Qn
gas flow at 25-75% of forced expiration:vrat:pt:respiratory system.airway:qn
Gas flow at 25-75% of forced expiration:Volume Rate:To identify measures at a point in time:Respiratory system.airway:Quantitative
gas flow at 25-75% of forced expiration:volume rate:to identify measures at a point in time:respiratory system.airway:quantitative