- Bad Bug Book: Hepatitis A Virus
Clinical notes on the disease including its frequency, course, and selected outbreaks. From the U.S. Food and Drug Administration.
- Canadian Liver Foundation: Hepatitis A 
- CDC: Prevent Hepatitis A
Printable brochure describing who is likely to get Hepatitis A, how to prevent its spread, and who should receive the HAV vaccine.
- CDC: Viral Hepatitis A
Collection of fact sheets for the public and the health professionals about hepatitis A which affects the liver, occurring in situations ranging from isolated cases of disease to widespread epidemics. From the U.S. Centers for Disease Control.
- eMedicine: Hepatitis A
Clinical description of the disease, with sections on differentials, treatment options, medications, and follow-up care.
- eMedicineHealth: Hepatitis A
Features causes, symptoms, diagnosis, treatment, and prevention of the liver inflammation caused by infection with the hepatitis A virus.
- Hepatitis A
Explains how Hepatitis A is transmitted and describes its common symptoms. From the Canadian Liver Foundation.
- Hepatitis.org: HAV
Describes the epidemiology, diagnosis, and prevention measures for the Hepatitis A virus (HAV).
- MayoClinic: Hepatitis A
Explains symptoms, risk factors, treatment options, and prevention tips for the highly contagious liver infection caused by the hepatitis A virus (HAV).
- MedlinePlus Medical Encyclopedia: Hepatitis A
Provides disease definition, causes, symptoms, and treatment of the inflammation of the liver caused by the hepatitis A virus.
- MedlinePlus: Hepatitis A
Provides general information about the illness including its symptoms and prevention, current research, and statistics.
- NIDDK: What I Need to Know About Hepatitis A
An overview of the generally mild liver disease and its prevention through vaccination and proper hygiene. From the information clearinghouse of National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK).
- Viral Hepatitis A Fact Sheet
Presents a table of information on the disease including its symptoms, transmission, persons at risk of infection, and vaccine recommendations.