GOTTLIEB, MS. Pneumocystis cariniii pneumonia and mucosal candidiasis in previously healthy homosexual men. N Engl J Med. 1981, 305, 1425-1431
CDC. 1993 Revised classification system for HIV infection and expanded surveillance case definition for AIDS among adolescents and adults. MMWR. 1992, 41, RR-17
PORTER, K. AIDS defining diseases in the UK ; the impact of PCP prophylaxis and twelve years of change. Int F STD AIDS. 1996, 7, 4, 252-257