Upfront palliative resection of primary tumor versus no resection in patients with synchronous metastatic colorectal cancer: The randomized phase 3 CAIRO4 study of the Dutch Colorectal Cancer Group (DCCG).
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: Identify all the mentioned drugs in the given text. Text may or may not contain drug. If they contain more than 1 drug, use ";" as delimiter and join them. ### Input: Upfront palliative resection of primary tumor versus no resection in patients with synchronous metastatic colorectal cancer: The randomized phase 3 CAIRO4 study of the Dutch Colorectal Cancer Group (DCCG). ### Output: 