title: AIDS--report of an epidemiological seminar.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology* / Q000635:transmission; D000350:Africa, Central; D001782:Blood Donors; D001803:Blood Transfusion; D017977:Deltaretrovirus; D005260:Female; D006801:Humans; D008297:Male; D012192:Retroviridae Infections / Q000453:epidemiology / Q000635:transmission; D013019:South Africa; D006113:United Kingdom; D014481:United States