%0 Journal Article %A Ian Aston %A Richard Heron %T Letters to the editor %D 2015 %R 10.7861/clinmedicine.15-5-499a %J Clinical Medicine %P 499-499 %V 15 %N 5 %U https://www.rcpjournals.org/content/clinmedicine/15/5/499.2.full.pdf