This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Surgery
[{'content': 'Aspirin protects against all except? \nSelect and explain. \nA. MI, B. Stroke, C. Colorectal cancer, D. Liver cancer', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (d) Liver cancerRef: Harrison 18th ed. Ch. 91* Aspirin suppresses cell proliferation by inhibiting prostaglandin synthesis.* Regular aspirin use reduces the risk of colon adenomas and carcinomas as well as death from large-bowel cancer.', 'role': 'assistant'}]