Columbia subject headings:
Harvard subject headings:
AIDS (Disease)--Prevention--Periodicals.
Sexually transmitted diseases--Prevention--Periodicals.
Princeton subject headings:
AIDS (Disease)--Prevention--Periodicals.
Gay liberation movement--Nicaragua--Periodicals.
Gays--Nicaraguaga--Periodicals.
Homosexuality--Nicaragua--Periodicals.
Periodicals.
Sexually transmitted diseases--Prevention--Periodicals.