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B. Sicilia, F. Arribas, J. Nerín, C. López Miguel, R. Vicente, F

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Presentation on theme: "B. Sicilia, F. Arribas, J. Nerín, C. López Miguel, R. Vicente, F"— Presentation transcript:

1 Risk factors for ulcerative colitis: A population-based, case–control study in Spain 
B. Sicilia, F. Arribas, J. Nerín, C. López Miguel, R. Vicente, F. Gomollón  Journal of Crohn's and Colitis  Volume 2, Issue 2, Pages (June 2008) DOI: /j.crohns Copyright © 2008 European Chrohn's and Colitis Organisation Terms and Conditions

2 Figure 1 Comparing “smoking” between cases and controls. Smoker: actually smoking. Ex smoker: actually non-smoker but smoking during some of the 10 previous years. Never smoker: actually non-smoker or the 10 previous years. Journal of Crohn's and Colitis 2008 2, DOI: ( /j.crohns ) Copyright © 2008 European Chrohn's and Colitis Organisation Terms and Conditions


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