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This report discusses a study on HIV testing and diagnosis among adults in the United States, 2001-2009. CDC used 2001-2009 data from the National Health Interview Survey to calculate the percentage of persons aged 18-64 years who reported ever being tested for HIV in the United States. Also, data...

This report presents updated recommendations made by the Advisory Committee on Immunization Practices (ACIP) for prevention of hepatitis after exposure to hepatitis A virus (HAV) and for departing international travelers. The recommendations incorporate existing ACIP recommendations for hepatitis A...

This report updates previous US Public Health Service recommendations for the management of health-care personnel (HCP) who have occupational exposure to blood and other body fluids that may contain Hepatitis B, Hepatitis C, or HIV/AIDS. It contains recommendations for Hepatitis B Virus postexposure...

This report discusses CDC research on evaluating the STD risk assessment, counseling, and education practices of US health care providers during routine adolescent check-ups, and provider opinions regarding methods to prevent HPV. CDC mailed surveys to 5,386 clinicians in seven specialties that...

This information sheet presents facts about viral hepatitis in tabular format. It discusses hepatitis A, B, and C. It lists statistics; routes of transmission; persons at risk; incubation period; symptoms of acute infection; the likelihood of symptomatic acute infection; the potential for chronic...

This report contains CDC's revised classification system for HIV infection and AIDS among adolescents and adults. The definition replaces the system published by CDC in 1986 and contains the expanded AIDS surveillance case definition. Appendixes include equivalences for CD4+ T-lymphocyte count and...