1. Nelson N. Hepatitis A outbreaks. Presented at: Advisory Committee on Immunization Practices; October 25, 2017; Atlanta, GA. Available at: https://www.cdc.gov/vaccines/acip/meetings/downloads/slides-2017-10/hepatitis-04-nelson.pdf . Accessed December 5, 2017.
2. CDC. Prevention of hepatitis A through passive or active immunization. Recommendations of the Advisory Committee on Immunization Practices. Available at: https://www.cdc.gov/mmwr/preview/mmwrhtml/rr5507a1.htm . Accessed November 28, 2017.
3. CDC. Viral hepatitis surveillance—United States, 2015. Available at: https://www.cdc.gov/hepatitis/statistics/2015surveillance/pdfs/2015HepSurveillanceRpt.pdf . Accessed November 28, 2017.
4. California Department of Public Health. Hepatitis A outbreak in California. Available at: https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/Immunization/Hepatitis-A-Outbreak.aspx . Accessed November 28, 2017.
5. Michigan Department of Health & Human Services. Hepatitis A southeast Michigan outbreak. Available at: http://www.michigan.gov/mdhhs/0,5885,7-339-71550_2955_2976_82305_82310-447907--,00.html . Accessed November 28, 2017.
6. Utah Department of Health. Hepatitis A outbreak. Available at: http://health.utah.gov/epi/diseases/hepatitisA/HAVoutbreak_2017 . Accessed November 28, 2017.
7. Latash J, Dorsinville M, Del Rosso P, et al. Notes from the field: increase in reported hepatitis A infections among men who have sex with men–New York City, January-August 2017. MMWR Morb Mortal Wkly Rep . 2017;66:999-1000.
8. CDC. Murphy TV, Denniston MM, Hill HA, et al. Progress toward eliminating hepatitis A disease in the United States. MMWR Morb Mortal Wkly Rep . 2016;65:29-41.
9. Klevens RM, Denniston MM, Jiles-Chapman RB, et al. Decreasing immunity to hepatitis A virus infection among US adults: findings from the National Health and Nutrition Examination Survey (NHANES), 1999-2012. Vaccine . 2015;33:6192-6198.
10. CDC. Vaccines and preventable diseases. Hepatitis A in-short. Available at: https://www.cdc.gov/vaccines/vpd/hepa/public/in-short-adult.html#who . Accessed November 20, 2017.
11. CDC. Updated recommendations from the Advisory Committee on Immunization Practices (ACIP) for use of hepatitis A vaccine in close contacts of newly arriving international adoptees. MMWR Morb Mortal Wkly Rep . 2009;58:1006-1007.
12. CDC. Interim outbreak-specific guidance on hepatitis A vaccine administration. Available at: https://www.cdc.gov/hepatitis/outbreaks/InterimOutbreakGuidance-HAV-VaccineAdmin.htm . Accessed November 20, 2017.
13. CDC. 2017–Outbreaks of hepatitis A in multiple states among people who are homeless and people who use drugs. Available at: https://www.cdc.gov/hepatitis/outbreaks/2017March-HepatitisA.htm . Accessed December 11, 2017.
14. CDC. Notice to readers: FDA approval of an alternate dosing schedule for a combined hepatitis A and B vaccine (Twinrix). Available at: https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5640a5.htm . Accessed December 8, 2017.
15. CDC. Update: prevention of hepatitis A after exposure to hepatitis A virus and in International Travelers. Updated recommendations of the Advisory Committee on Immunization Practices (ACIP). MMWR Morb Mortal Wkly Rep . 2007;56:1080-1084.
16. CDC. Current vaccine shortages and delays. Available at: https://www.cdc.gov/vaccines/hcp/clinical-resources/shortages.html . Accessed November 28, 2017.
