Columbia subject headings:
Harvard subject headings:
Dalton Sanatorium--History.
Dalton Sanatorium.
Emyvale (P.E.I.)--History.
Hospital closures--Prince Edward Island--History.
Medical policy--Prince Edward Island--History.
Public health--Prince Edward Island--History.
Tuberculosis--Hospitals--Political aspects--Prince Edward Island--History.
Princeton subject headings:
Hospital closures--Prince Edward Island--History.
Medical policy--Prince Edward Island--History.
Public health--Prince Edward Island--History.
Tuberculosis--Hospitals--Political aspects--Prince Edward Island--History.