Dihexa mastery course
Unit 5 of 10
The research-integrity problem
A dihexa course that skips the integrity actions is not honest. Two foundational papers carry formal problems: the 2014…
The retraction and the expression of concern
A dihexa course that skips the integrity actions is not honest. Two foundational papers carry formal problems: the 2014 mechanism paper was retracted in 2025, and the 2013 dose-response paper carries a 2021 expression of concern.
This unit explains what those notices mean, which papers are affected, and how the flagged findings quietly power the confident claims you meet in the wild. It is the heart of the honest case.