Programmed cell death ligand 1 (PD-L1) expression landscape and its relationship with tumor mutational burden (TMB) in a community-based cancer center patient population in rural central Nebraska.
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: Programmed cell death ligand 1 (PD-L1) expression landscape and its relationship with tumor mutational burden (TMB) in a community-based cancer center patient population in rural central Nebraska. ### Output: 