Why would they have to admit it? Everyone knows a sneeze transfers body fluid.
This is the same as when they issued statements that HIV could not be spread by kissing. They later changed their statement that you could only get HIV from kissing if saliva is exchanged.
Anyone know how you can kiss someone and not exchange saliva?
These are deep, dark trade secrets best left to the realm of 40YO liberal virgins living in their mother's basement...