Columbia subject headings:
Japan--Statistics, Medical--Periodicals.
Public welfare--Japan--Periodicals.
Harvard subject headings:
Japan--Statistics, Medical--Periodicals.
Public health--Japan--Periodicals
Public welfare--Japan--Periodicals
Princeton subject headings:
Japan--Statistics, Medical--Periodicals.
Periodicals.
Public health--Japan--Periodicals.
Public welfare--Japan--Periodicals.