Estimates of the number of prevalent human immunodeficiency virus infections are used in England and Wales to monitor development of the human immunodeficiency virus-acquired immune deficiency syndrome epidemic and for planning purposes. The population is split into risk groups, and estimates of...

The epidemiology of the recent rise in HIV cases in Britain highlights the need for more research among the heterosexual African migrant population. New research should not, however, only extend the limited number of studies that describe observable patterns in sexual health but should also seek...