Impact of decreasing the proportion of higher energy foods and reducing portion sizes on food purchased in worksite cafeterias: A stepped-wedge randomised controlled trial.

by James P Reynolds, Minna Ventsel, Daina Kosīte, Brier Rigby Dames, Laura Brocklebank, Sarah Masterton, Emily Pechey, Mark Pilling, Rachel Pechey, Gareth J Hollands, Theresa M Marteau
Published 2021