Alexakis C, Kumar S, Saxena S, Hotopf M, Pollok R
Department of Gastroenterology, St George's University NHS Hospitals Trust, London, UK.
Department of Primary Care and Public Health, Imperial College London, London, UK.
Aliment Pharmacol Ther. 2017 Sep;46(5):554-555. doi: 10.1111/apt.14223.