We have a concussion subcommittee that meets four times a year. We retain outside experts. I think 36 medical and scientific experts signed on to the Berlin consensus statement. We probably have three, four or five people involved in that. Obviously, we don't control it, but we're involved, and we're constantly evaluating and re-evaulating how it's all working.
On May 1st, 2019. See this statement in context.