Columbia subject headings:
Epidemics--Treatment--United States.
Influenza--Treatment--United States.
Medical policy--United States.
Public health--United States.
Harvard subject headings:
Epidemics--United States.
Influenza--Treatment--United States.
Medical policy--United States
Public health--United States
Princeton subject headings:
Epidemics--United States.
Influenza--Treatment--United States.
Medical policy--United States.
Public health--United States.