bit. and on the third point, were really in an unfortunate situation where we will have choices -- when i talk to patients, it really is around those circumstances. if you have a choice, given what we know, and we haven't seen the exact warnings of these warnings, it is going to be very hard to give young women the choice to first have j.j. if they do have access to the other two vaccines, for which we do not have these associated risks under the age of 50, women possibly men as well, so that is where i think the concern i have is that i do feel very strongly that this is a highly effective vaccine, and the cdc data today showed that modeling to reinforce, as you pointed out, the benefits far outweighs the risk. that is the real counseling that we need to do. but we don't have a lot of time, we have to get vaccines and the group that is rising in the greatest proportion of the incidents of new cases in the last eight weeks are women aged