Which PEF value is the best?
Nannini
L J
LJ
D001249:Asthma / Q000175:diagnosis*; D004636:Emergency Service, Hospital; D005541:Forced Expiratory Volume; D014943:Global Health; D006801:Humans; D010351:Patient Discharge / Q000592:standards*; D010366:Peak Expiratory Flow Rate; D017410:Practice Guidelines as Topic; D012008:Recurrence