?:authorAffiliation
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[\'Division of General Surgery and Trauma, Department of Surgery, University of Sao Paulo, Av Dr Eneas de Carvalho Aguiar, 255, Sao Paulo, 05403000, Brasil.\', \'Division of General Surgery and Trauma, Department of Surgery, University of Sao Paulo, Av Dr Eneas de Carvalho Aguiar, 255, Sao Paulo, 05403000, Brasil. carlos.menegozzo@hc.fm.usp.br.\']
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