1. American Liver Foundation
   (800) 465-4837
   www.liverfoundation.org
   
   
2. Centers for Disease Control and Prevention
   (888) 443-7232 Hepatitis Hotline, automated
   (800) 232-2522 Immunization Hotline
   www.cdc.gov/hepatitis
   http://www.cdc.gov/vaccines/
   
   
3. Hepatitis Foundation International
   www.hepfi.org
   1-800-891-0707
   
   
4. Hepatitis B Foundation
   (215) 489-4900
   www.hepb.org
   
   
5. Parents of Kids with Infectious Diseases (PKIDS)
   (877) 557-5437
   www.pkids.org
   
   
6. Immunization Action Coalition
   Hepatitis B Coalition
   (651) 647-9009
   www.immunize.org
   www.vaccineinformation.org