Columbia subject headings:
Heiser, Victor G. (Victor George), 1873-1972.
Physicians--United States--Biography.
Public health--East Asia.
Public health--Philippines.
Rockefeller Foundation. International Health Board.
Tropical medicine.
Harvard subject headings:
Physicians--Correspondence
Physicians--United States--Biography
Public health--East Asia.
Public health--Philippines
Rockefeller Foundation. International Health Board
Sanitation--East Asia.
Sanitation--Philippines.
Tropical medicine
Princeton subject headings:
Physicians--United States--Biography.
Public health--East Asia.
Public health--Philippines.
Rockefeller Foundation. International Health Board
Tropical medicine.