Association of baseline systemic corticosteroid use with time to next treatment in patients with advanced melanoma, non-small cell lung cancer or urothelial cancer receiving cancer immunotherapy in US clinical practice
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: Association of baseline systemic corticosteroid use with time to next treatment in patients with advanced melanoma, non-small cell lung cancer or urothelial cancer receiving cancer immunotherapy in US clinical practice ### Output: 