The predictive value of preoperative frailty screening for postoperative outcomes in older patients undergoing surgery for non-metastatic colorectal cancer. Issue 6 (July 2022) - Argillander, T.E.; Schäfer, S.; van Westreenen, H.L.; Kamper, A.; van der Zaag-Loonen, H.J.; van Duijvendijk, P.; van Munster, B.C.