?:authorAffiliation
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[\'Health Services Administration. Colorectal Surgeon, Mexico Hospital, Caja Costarricense Seguro Social. Professor of General Surgery, University of Costa Rica, Department of General Surgery, Hospital México, La Uruca, San José, Costa Rica.\', \'Mexico Hospital, Caja Costarricense Seguro Social, San José, Costa Rica.\', \'Epidemiology Unit, Mexico Hospital, Caja Costarricense Seguro Social, San José, Costa Rica.\', \'Department of General Surgery, Mexico Hospital, Caja Costarricense Seguro Social, University of Costa Rica, San José, Costa Rica.\']
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