Multimodal rehabilitation (Fit4Chemo) before and during adjuvant chemotherapy in patients with colonic cancer.

"Disclosure The authors declare no conflict of interest."

"Funding This study was supported financially by the National Fund against Cancer (NFTK), Amsterdam, the Netherlands (project number A19-0593). Protein supplements were provided by FrieslandCampina (Amersfoort, the Netherlands). NFtK and FrieslandCampina had no role in the collection, analyses, interpretation of data, in the writing of the manuscript or in the decision to publish the results."

"This single-centre feasibility study was conducted in Northwest Clinics (NWZ) in Alkmaar, the Netherlands, between March 2021 and May 2022. The study was approved by the local medical ethics committee Oost-Nederland and the Institutional Review Board of NWZ (NL73776.091.20); it was performed in accordance with the Declaration of Helsinki, and registered in the International Clinical Trials Registry Platform (NL8603)."