Investigating Nf1 Mutations In Circulating Tumor Dna Of Patients With Hormone-Receptor Positive (Hr+) Breast Tumors Resistant To Cdk4/6 Inhibition (Cdk4/6I): A Retrospective Clinical Analysis
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: Investigating Nf1 Mutations In Circulating Tumor Dna Of Patients With Hormone-Receptor Positive (Hr+) Breast Tumors Resistant To Cdk4/6 Inhibition (Cdk4/6I): A Retrospective Clinical Analysis ### Output: 