%J Alcoholism: Clinical & Experimental Research %C England %N 6 %X Several studies have found participants pour more than 1 standard drink or unit as their usual glass. This is the first study to measure actual and perceived amounts of alcohol in a self-defined usual glass of wines and spirits in the general population. %K Alcohol drinking, Public health, Health surveys %V 37 %A S Boniface %A J Kneale %A N Shelton %P 978 - 983 %O © 1999-2013 John Wiley & Sons, Inc. All Rights Reserved. PMCID: PMC3734626 %T Actual and perceived units of alcohol in a self-defined "usual glass" of alcoholic drinks in England %L discovery1381695 %D 2013