Expiratory gas flow.max/Expiratory gas flow.max.predicted^post bronchodilation:RelVRat:Pt:Respiratory system.airway:Qn
expiratory gas flow.max/expiratory gas flow.max.predicted^post bronchodilation:relvrat:pt:respiratory system.airway:qn
Expiratory gas flow.max/Expiratory gas flow.max.predicted^post bronchodilation:RelVRat:Pt:Respiratory system.airway:Qn
expiratory gas flow.max/expiratory gas flow.max.predicted^post bronchodilation:relvrat:pt:respiratory system.airway:qn