Background & Aims The epidemiology of Helicobacter pylori infection has changed with
improvements in sanitation and methods of eradication. We performed a systematic review and …

Background & Aims Acute pancreatitis is a common disease with significant associated
morbidity and mortality. We performed a systematic review and meta-analysis of population-…

Background & Aims There is debate over whether patients with Crohn’s disease who start
anti–tumor necrosis factor (TNF) therapy after failed immunomodulator therapy should …

Objectives: The incidence of pediatric-onset inflammatory bowel disease (IBD) is increasing
worldwide. We used population-based health administrative data to determine national …

METHODS: Newly diagnosed IBD cases between 2011 and 2013 from 13 countries or regions
in Asia-Pacific were included. Incidence was calculated with 95% confidence interval (CI) …

… Divine Tanyingoh: Alberta data methodologist/analyst, analysis and interpretation of
results, statistical analysis, technical support, and critical revision of the manuscript; Nassim …

Background and Aims: The use of cross-sectional imaging is important to characterise
inflammatory bowel disease [IBD] activity, extent, and location and to exclude complications, …

Background: Ultrasound is accurate in the detection of Crohn's disease. Our aim was to
identify ultrasound parameters contributing to inflammatory disease activity, develop a simple …

Background and aims Canada’s large geographic area and low population density pose
challenges in access to specialized health care for remote and rural residents. We compared …

Background: Environmental determinants of appendicitis are poorly understood. Past work
suggests that air pollution may increase the risk of appendicitis. Objectives: We investigated …