Columbia subject headings:
AIDS (Disease)--Africa, North.
AIDS (Disease)--Middle East.
HIV infections--Africa, North.
HIV infections--Middle East.
Harvard subject headings:
AIDS (Disease)--Africa, North.
AIDS (Disease)--Middle East.
HIV infections--Africa, North.
HIV infections--Middle East.
Princeton subject headings:
AIDS (Disease)--Africa, North.
AIDS (Disease)--Middle East.
HIV infections--Africa, North.
HIV infections--Middle East.