Votanopoulos KI, Newman NA, Russell G, Ihemelandu C, Shen P, Stewart JH, Levine EA. Outcomes of Cytoreductive Surgery (CRS) with hyperthermic intraperitoneal chemotherapy (HIPEC) in patients older than 70 years; survival benefit at considerable morbidity and mortality. Ann Surg Oncol. 2013 Oct; 20(11):3497-503.