Is it flu or SARS? MDs gear up for a difficult winter.
Gandey
Allison
A
D003937:Diagnosis, Differential; D006801:Humans; D007251:Influenza, Human / Q000175:diagnosis*; D045473:Severe acute respiratory syndrome-related coronavirus; D012621:Seasons; D045169:Severe Acute Respiratory Syndrome / Q000175:diagnosis*