Equivalence randomized trial comparing treatment based on sentinel node biopsy versus neck dissection in operable T1-T2N0 oral and oropharyngeal cancer.
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: Equivalence randomized trial comparing treatment based on sentinel node biopsy versus neck dissection in operable T1-T2N0 oral and oropharyngeal cancer. ### Output: 