?:authorAffiliation
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[\'Department of Surgery, Hospital Clínico San Carlos, Madrid, Spain; Department of Surgery, Universidad Complutense, Madrid, Spain; Instituto de Investigación Sanitaria San Carlos, Madrid, Spain. Electronic address: oscarcanovalderrama@hotmail.com.\', \'Department of Gastrointestinal Surgery, Hospital Clínic, Barcelona, Spain.\', \'Department of Surgery. Hospital Rey Juan Carlos, Madrid, Spain.\', \'Department of Surgery, Hospital Clínico San Carlos, Madrid, Spain; Department of Surgery, Universidad Complutense, Madrid, Spain; Instituto de Investigación Sanitaria San Carlos, Madrid, Spain.\', \'Department of Gynecology and Obstetrics, Universidad Complutense, Madrid, Spain.\', \'Department of Gastrointestinal Surgery, Hospital Clínic, Barcelona, Spain; Department of Surgery, Universidad Autónoma, Barcelona, Spain.\']
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