Before revision: There are nine species of the genus, referred to as A, B, C, D, F, G, H, I and J. Rotavirus A , the most common species, causes more than 90% of rotavirus infections in humans.
After revision: There are nine species of the genusis referred to as A, B, C, D, F, G, H, I and J. Rotavirus A , the most common species, and these rotaviruses cause more than 90% of rotavirus infections in humans.