Straight-sided beer and cider glasses to reduce alcohol sales for on-site consumption: A randomised crossover trial in bars

Laura A. Brocklebank, Anna K.M. Blackwell, Theresa M. Marteau, Gareth J. Hollands, Paul C. Fletcher, Katie De-loyde, Richard W. Morris, Mark A. Pilling, Rachel Pechey, Olivia M. Maynard, Angela S. Attwood, Marcus R. Munafò