1 Geiger-Jacquod A, Digklia A, Werner D, Aebischer O. Das karzinoembryonale Antigen bei Kolorektalkarzinomen. Swiss Med Forum. 2019;19(45–46):753–5.
2 Ackland SP, Jones M, Tu D, Simes J, Yuen J, Sargeant AM, et al. A meta-analysis of two randomised trials of early chemotherapy in asymptomatic metastatic colorectal cancer. Br J Cancer. 2005;93:1236–43.
3 Tannock IF. When to start systemic therapy: Indications for initiation of treatment vs. watchful waiting. Community Oncology Working Group (COWG): «Optimal use of systemic therapy in the palliative setting». ESMO Congress, Madrid. 09/2014.
4 Van Cutsem E, Cervantes A, Adam R, et al. ESMO consensus guidelines for the management of patients with metastatic colorectal cancer. Ann Oncol. 2016;27:1386–422.