"I don't think there's any real significant difference. I mean, China's the same way," he says. "How do you compare what they would have... How sick they would have been without the vaccination when that category doesn't exist?" 'We found out early on that it wasn't stopping transmission,' Dr. Shrifter adds.'That's what I'm referring to, Ian,'" his colleague responds. "'The vaccine was not showing a frequency against Delta.' And then when Omicron came in, you know, you even had people. Well, hold on. We have to clarify in this conversation when you say worked.'"