Recurrence score (RS) differences between primary and second-primary breast cancer (BC): Exploratory analysis of the Clalit Health Services (CHS) registry.
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: Recurrence score (RS) differences between primary and second-primary breast cancer (BC): Exploratory analysis of the Clalit Health Services (CHS) registry. ### Output: 