Wark, Petra, Hardie, Laura J., Frost, Gary, Alwan, Nisreen, Carter, Michelle, Elliott, Paul, Ford, Heather E., Hancock, Neil, Morris, Michelle, Mulla, Umme Z., Noorwali, Essra A., Petropoulou, Katrina, Murphy, David, Potter, Gregory D.M., Riboli, Elio, Greenwood, Darren C. and Cade, Janet (2018) Validity of an online 24-hour recall tool (myfood24) 1 for dietary assessment in 2 population studies: comparison with biomarkers and standard interviews. BMC Medicine, 16, [136]. (doi:10.1186/s12916-018-1113-8).