Volume expired during 1.0 s of forced expiration^pre dose methacholine:Vol:Pt:Respiratory system:Qn
volume expired during 1.0 s of forced expiration^pre dose methacholine:vol:pt:respiratory system:qn
Volume expired during 1.0 s of forced expiration^pre dose methacholine:Volume:To identify measures at a point in time:Respiratory system:Quantitative
volume expired during 1.0 s of forced expiration^pre dose methacholine:volume:to identify measures at a point in time:respiratory system:quantitative