Volume expired during 1.0 s of forced expiration percent change:VPctDiff:Pt:Respiratory system:Qn
Known as: FEV1 % change, Volume expired during 1.0 s of forced expiration percent change:Percent Volume Difference:Point in time:Respiratory system:Quantitative, Volume expirado durante 1 seg de porcentagem de alteração da capacidade vital forçada::Pt:Sistema respiratório:Qn