Correspondence to Dr Richard C Pollok, Gastroenterology, St George's University Hospitals NHS Foundation Trust, London SW17 0QT, UK; richard.pollok{at}nhs.net Objective Depression is a potential risk ...

Inflammatory bowel disease (IBD), encompassing Crohn's disease and ulcerative colitis, has multifactorial aetiology with complex interactions between genetic and environmental factors. Over 150 ...

Correspondence to Ass-Prof Dr Andreas Janecke, Department of Pedatrics I, Medical University of Innsbruck, 6020 Innsbruck, Austria; andreas.janecke{at}i-med.ac.at Prof Sandhya S Visweswariah, ...