PORTO-001 study: Changes in the oral microbiome and matrix metalloproteinases in patients with oropharyngeal squamous cell carcinoma undergoing definitive chemoradiotherapy.
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: PORTO-001 study: Changes in the oral microbiome and matrix metalloproteinases in patients with oropharyngeal squamous cell carcinoma undergoing definitive chemoradiotherapy. ### Output: 