https://www.nature.com/articles/s41467-023-38824-8
Authors. Han Z, Rao JS, Gangwar L et al
Venue. Nature Communications 14:3407
How the Institute flags it
established 2 times frontier 2 times
This source carries more than one flag across the corpus. That is not an inconsistency to resolve: the same work can be established evidence for one claim and frontier evidence for another, and the flag belongs to the use rather than to the source.