https://www.childhoodcancerregistry.ch/wp-content/uploads/sites/5/2026/02/Programm.jpg474474gvautravershttps://www.childhoodcancerregistry.ch/wp-content/uploads/sites/5/2019/10/kikr-logo.svggvautravers2026-02-26 13:18:332026-02-26 14:54:4250 years of ChCR – Preliminary program 21. – 22. August 2026