?:authorAffiliation
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[\'Division of Gastroenterology, Department of Medicine, Inflammatory Bowel Disease Center, Federal University of Juiz de Fora, Juiz de Fora 36036-900, MG, Brazil.\', \'Department of Gastroenterology, University of São Paulo School of Medicine, São Paulo 05403-000, SP, Brazil.\', \'Department of Clinical Medicine, Fluminense Federal University, Rio de Janeiro 24210-200, RJ, Brazil.\', \'Department of Surgery and Anatomy, Ribeirão Preto Medical School, University of São Paulo, Ribeirão Preto 14048-900, SP, Brazil. rsparra@hcrp.usp.br.\']
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