Author contributions
The authors’ responsibilities were as follows—M.E.H. and J.C.H. formulated the research question and wrote the initial and final drafts of the manuscript, C.D.G designed the DIETFITS research project and contributed to writing both the initial and final drafts of the manuscript, M.J.L. contributed to writing and editing the final drafts, and J.C.H., L.D.G, C.W.S., F.Q., J.R. provided feedback and critical revisions of the manuscript. All authors have read and approved the final manuscript.