Physical performance has a strong association with poor surgical outcome in older patients with colorectal cancer

Esteban TD Souwer, Shira I. Moos, Cornelis J. van Rooden, Astrid Y. Bijlsma, Esther Bastiaannet, Willem H. Steup, Jan Willem T. Dekker, Marta Fiocco, Frederiek van den Bos, Johanna EA Portielje