Aids , in Medicine
Encyclopedia article; The Columbia Encyclopedia, Sixth Edition, 2007
...that 42 million people were infected with HIV worldwide, the great majority in Third World countries; some 25 million had died from AIDS. The disease in sub-Saharan Africa, which...Some 29 million people were infected with HIV in this region, where, in many countries, the prevalence of AIDS has lowered the life expectancy. The epidemic...