1. Swerdlow SH, Campo E, Harris NL, Jaffe ES, Pileri SA, Stein H, Thiele J, and Vardiman JW (2008). WHO classification of tumours of haematolpoietic and lymphoid tissues. In: WHO classification of tumours, vol. 2, 4th edn. IARC Press, Lyon
2. Centers for Disease Control (1981) Pneumocystis pneumonia—Los Angeles. MMWR Morb Mortal Wkly Rep 30:250–252
3. Centers for Disease Control (1981) Kaposi’s sarcoma and pneumocystis Pneumonia among homosexual men—New York City and California. MMWR Morb Mortal Wkly Rep 30:305–308
4. Centers for Disease Control (1982) Diffuse and undifferentiated non-Hodgkin’s lymphoma Kaposi’s sarcoma and pneumocystis pneumonia among homosexual men—New York City and California. MMWR Morb Mortal Wkly Rep 30:305–308
5. Doll DC, List AF (1982) Burkitt’s lymphoma in a homosexual. Lancet 1:1026–1027