Clinical and pharmacoeconomic analyses of CDK4/6 inhibitors use in stage IV breast cancer females in the state of Qatar: A comparative retrospective observational study with cost effectiveness and cost utility analyses
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: Clinical and pharmacoeconomic analyses of CDK4/6 inhibitors use in stage IV breast cancer females in the state of Qatar: A comparative retrospective observational study with cost effectiveness and cost utility analyses ### Output: 