Figure 7From: Medical Virology of Hepatitis B: how it began and where we are nowPrevalence (top) and genotype distribution (bottom) of HBV infections. Please note that HBV subgenotype A2, present in the most popular hepatitis B vaccines, is only prevalent in the low endemic regions of the Americas and Europe. This means that >99% of all HBV carriers have other HBV subgenotypes.Back to article page