A: It goes back to the roots of how the Foundation came into being: Bill and Melinda Gates read about the rotavirus vaccine that their children had access to.
It was suggested to the Committee that an age-dependent risk of intussusception might also apply to the 2 novel rotavirus vaccines that are currently in advanced development.
The vaccine is derived from the most commonly circulating strain of rotavirus, and also offered good protection against some other strains across the two-year period.