Impact of Maternal Smoking, Offspring Smoking, and Genetic Susceptibility on Crohn’s Disease and Ulcerative Colitis

Effect of smoking on the development and outcomes of inflammatory bowel disease in Taiwan: a hospital-based cohort study

Appraising the causal role of smoking in multiple diseases: A systematic review and meta-analysis of Mendelian randomization studies

Risk of ulcerative colitis and Crohn’s disease in smokers lacks causal evidence (Cases-Controls- Denmark)

Ethnic Differences in the Smoking-related Risk of IBD

Association between Passive Smoking from the Mother and Pediatric Crohn’s Disease: A Japanese Multicenter Study

Association between inflammatory bowel disease and chronic obstructive pulmonary disease: a systematic review and meta-analysis

Smoking and Inflammatory Bowel Disease: A Comparison of China, India, and the USA (Cases-Controls)

Is Current Smoking Still an Important Environmental Factor in Inflammatory Bowel Diseases? Results from a Population-based Incident Cohort

A Prospective Study of Cigarette Smoking and the Risk of Inflammatory Bowel Disease in Women (Nurses’ Health Study II Cohort US)