Acquired immune deficiency syndrome (AIDS) is worldwide, but the clinical and
epidemiological pattern of the disease in Africa is different from that in developed areas." …

Retroviruses (without transforming genes) are thought to cause leukemias and other
cancers in animals and humans because they were originally isolated from those diseases …

Cases of the acquired immune deficiency syndrome (AIDS) have been reported in countries
throughout the world. Initial surveillance studies in Central Africa suggest an annual …

The focus of prevention of the heterosexual AIDS epidemic in the US has been on women.
The role of men in sexual decision making has not been emphasized in AIDS prevention …

This report describes serologic evidence for a virus similar to that known as simian T-
lymphotropic virus type III of African Green monkeys (STLV-IIIAGM) infecting apparently …

The AIDS-associated retrovirus (ARV) was isolated from vaginal and/or cervical secretions
from 4 out of 8 women whose sera contained antibodies to the virus. The quantity of virus …

Objective.—To determine behavioral and demographic risk factors for human
immunodeficiency virus (HIV) infection in central Africa. Design.—Cross-sectional survey …

HIV is spreading rapidly, and effective treatments continue to elude science. Preventive
interventions are now our best defense against the epidemicâ€" but they require a clear …

Most of the principal qualitative features of the El Niño—Southern Oscillation phenomenon
can be explained by a simple but physically motivated theory. These features are the …

SincePlasmodium falciparummalaria is a frequent cause of anemia among African children,
and blood transfusions, unscreened for human immunodeficiency virus (HIV) antibody, are …