Matthews

A comparison of food portion size estimation methods among 11–12 year olds: 3D food models vs an online tool using food portion photos (Intake24)

*BMC Nutrition* 2021; 7:10

Reproducibility of 19F‐MR ventilation imaging in healthy volunteers

*Magnetic Resonance in Medicine* 2021; 85(6):3343-3352

Implementation of Universal Infant Free School Meals: A pilot study in NE England exploring the impact on Key Stage 1 pupil's dietary intake

*Public Health Nutrition* 2020; doi:10.1017/S1368980020004875

Highly efficient stepped wedge designs for clusters of unequal size

*Biometrics* 2020; 76(4):1167-1176

A natural experimental evaluation of the effect of universal infant free school meals on key stage 1 pupil′s dietary intake in northeast England: A pilot study

*The Lancet* 2019; 394:S87

Impact of non-uniform correlation structure on sample size and power in multiple-period cluster randomised trials

*Statistical Methods in Medical Research* 2019; 28(3):703-716

Stepped wedge designs: Insights from a design of experiments perspective

*Statistics in Medicine* 2017; 36(24):3772-3790

Associations of vitamin D status with dietary intakes and physical activity levels among adults from seven European countries: The Food4Me study

*European Journal of Nutrition* 2017; 57(4):1357-1368

Development of food photographs for use with children aged 18 months to 16 years: Comparison against weighed food diaries – The Young Person's Food Atlas (UK)

*PLoS ONE* 2017; 12(2):e0169084

Effect of personalized nutrition on health-related behaviour change: Evidence from the Food4me European randomized controlled trial

*International Journal of Epidemiology* 2016; 46(2):578-588