 A bibliometric analysis was conducted on hepatitis A virus, HAV, research, revealing that the United States has published the most studies, with the Centers for Disease Control and Prevention being the organization with the highest number of publications. The most cited article is on HAV classification, while the most cited vaccine-related article is on a formalin inactivated hepatitis A vaccine in healthy children. The largest number of studies were funded by the United States Department of Health Human Services and a vaccine was the leading journal with 299 publications. This article was authored by Talsif Ahmed, Manu Abdul Aziz Murad, Simon Azir, and others.