A Case-Control Study of Ulcerative Colitis with Relation to Smoking Habits and Alcohol Consumption in Japan
A Case-Control Study of Ulcerative Colitis with Relation to Smoking Habits and Alcohol Consumption in Japan
Early determinants of IBD use of two national longitudinal birth cohorts (Nested case-controls. UK)
Environmental factors in a population-based inception cohort of IBD patients in Europe — An ECCO-EpiCom study