Serum Pepsinogen As A Biomarker For Gastric Cancer In The United States; A Nested Case-Control Study Using The Prostate, Lung, Colorectal And Ovarian (Plco) Cancer Screening Trial Data
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: Serum Pepsinogen As A Biomarker For Gastric Cancer In The United States; A Nested Case-Control Study Using The Prostate, Lung, Colorectal And Ovarian (Plco) Cancer Screening Trial Data ### Output: 