title: Report of the Second Public Health Service AIDS Prevention and Control Conference. Report of the workgroup on epidemiology and surveillance.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology* / Q000635:transmission; D006291:Health Policy; D006801:Humans; D011159:Population Surveillance; D044469:Racial Groups; D012307:Risk Factors; D014481:United States; D014492:United States Public Health Service