The efficacy of ‘high in’ warning labels, health star and traffic light front-of-package labelling: an online randomised control trial

Vanderlee L, Franco-Arellano B, Ahmed M, Oh A, Lou W, L’Abbé MR. The efficacy of ‘high in’ warning labels, health star and traffic light front-of-package labelling: an online randomised control trial. Public Health Nutr. 2020 Oct 6:1-13. doi: 10.1017/S1368980020003213. Epub ahead of print. PMID: 33019950. View Online.