Childhood infections and the risk of inflammatory bowel disease

Inflammatory bowel disease and domestic hygiene in infancy

A Case-Control Study of Ulcerative Colitis with Relation to Smoking Habits and Alcohol Consumption in Japan

PERINATAL RISK FACTORS FOR INFLAMMATORY BOWEL DISEASE: A CASE-CONTROL STUDY

Childhood factors in ulcerative colitis and Crohn’s disease

Tonsillectomy and the risk of IBD

Identification of Environmental Factors Associated with Inflammatory Bowel Disease in a Southwestern Highland Region of China: A Nested Case-Control Study

Association between Inflammatory Bowel Disease and Vitamin D Deficiency: A Systematic Review and Meta-Analysis

Sleep Duration Affects Risk for Ulcerative Colitis: A Prospective Cohort Study

Environmental factors in a population-based inception cohort of IBD patients in Europe — An ECCO-EpiCom study