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Increasing the proportion of healthier foods available with and without reducing portion sizes and energy purchased in worksite cafeterias: protocol for a stepped-wedge randomised controlled trial.
Reynolds JP, Kosīte D, Rigby Dames B, Brocklebank LA, Pilling M, Pechey R, Hollands GJ, Marteau TM. Reynolds JP, et al. Among authors: brocklebank la. BMC Public Health. 2019 Dec 2;19(1):1611. doi: 10.1186/s12889-019-7927-2. BMC Public Health. 2019. PMID: 31791299 Free PMC article.