Delta Peritoneal Cancer Index (ΔPCI): a new dynamic prognostic parameter for survival in patients with peritoneal carcinomatosis from colorectal cancer. Issue 2 (February 2019) - Hentzen, J.; van der Plas, W.; Kuipers, H.; Ramcharan, S.; Been, L.; Hoogwater, F.; van Ginkel, R.; van Dam, G.; Hemmer, P.; Kruijff, S.