Columbia subject headings:
Cholera--Saudi Arabia--Hejaz--History.
Public health--Saudi Arabia--Hejaz.
Quarantine--Saudi Arabia--Hejaz.
Harvard subject headings:
Cholera--Hejaz--History.
Cholera--Saudi Arabia--Hejaz--History.
Public health administration--Turkey--History.
Public health--Hejaz.
Public health--Saudi Arabia--Hejaz.
Quarantine--Hejaz.
Quarantine--Saudi Arabia--Hejaz.
Princeton subject headings:
Cholera--Hejaz--History.
Public health--Hejaz.
Quarantine--Hejaz.