The Influence of Second-Hand Cigarette Smoke Exposure during Childhood and Active Cigarette Smoking on Crohn’s Disease Phenotype Defined by the Montreal Classification Scheme in a Western Cape Population, South Africa

• Tawanda Chivese ,

  * E-mail: tchivese@gmail.com

  Affiliation Community Health Division, Department of Interdisciplinary Health Sciences, University of Stellenbosch, Cape Town, South Africa

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• Tonya M. Esterhuizen,

  Affiliation Centre for Evidence-Based Health Care, Department of Interdisciplinary Health Sciences, University of Stellenbosch, Cape Town, South Africa

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• Abigail Raffner Basson

  Affiliation Department of Dietetics, University of the Western Cape, Cape Town, South Africa

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