Oxford and Imperial. At least one doctor participated in both-he pointed out the differences between the two.
I'm not a math wizard, by a long shot. What I get though is that they align fairly closely, WHEN extreme social distancing is in place and enforced.
It was these models that Birx was referring to this morning, here is a bit of explanation:
https://hotair.com/archives/allahpun...eality-ground/