https://www.nature.com/articles/s41531-026-01269-z
Venue. npj Parkinson's Disease
How the Institute flags it
frontier 3 times established 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.