https://www.nature.com/articles/s41467-018-08242-2
Authors. Vogg MC et al
Venue. Nature Communications 10:312
How the Institute flags it
established 1 time frontier 1 time
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.