Columbia subject headings:
Cardiovascular system--Diseases--Prevention--Periodicals.
Cardiovascular system--Diseases--Treatment--Periodicals.
Health education--United States--Periodicals.
Health promotion--United States--Periodicals.
Harvard subject headings:
Cardiovascular system--Diseases--Prevention--Periodicals.
Cardiovascular system--Diseases--Treatment--Periodicals.
Health education--United States--Periodicals.
Health promotion--United States--Periodicals.
Princeton subject headings: