Systematic review and meta-analysis of post-progression outcomes in ER+/HER2- metastatic breast cancer after treatment with endocrine therapy and CDK 4/6 inhibitors within randomized clinical trials.
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: Systematic review and meta-analysis of post-progression outcomes in ER+/HER2- metastatic breast cancer after treatment with endocrine therapy and CDK 4/6 inhibitors within randomized clinical trials. ### Output: 