NCIt definition : A single stranded RNA virus. A member of the picornaviridae family, subfamily hepatovirus.
The causative agent of Hepatitis A.;
Alternative definition : CDISC: Any viral organism that can be assigned to the species Hepatitis A virus.; NCI-GLOSS: A virus that causes a serious liver disease. It is usually spread by contact
with an infected person's stool by eating food he or she has handled after not washing
hands, but it can be spread in other ways. Symptoms of infection include jaundice,
dark urine, and fever and other flu-like symptoms.;