 but we don't know how much disease is circulating that isn't as severe. So it's hard to be precise on those numbers at this point. What treatment is available for those in the Democratic Republic of Congo? Up in this particular region, we're just using supportive therapy for these cases. There are some vaccines and drugs that are in clinical trials, and it would be really excellent to now test those products, both the drugs and the vaccines, on these cases to see if they're effective in this strain.