Del ChiaroM., RangelovaE., AnsorgeC., BlombergJ., and SegersvärdR., “Tumor Size and Diabetes Are the Most Important Pre-Operative Prognostic Factors Influencing Survival After Pancreaticoduodenectomy in Pancreas Cancer Patients”, JOP, vol. 13, no. 5S, p. 606, Sep. 2012.