This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
[{'content': 'Blood vessels can be harvested from a body for the purpose of transplantation latest by what period after death? \nSelect and explain. \nA. 8 hours, B. 12 hours, C. 48 hours, D. 72 hours', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The periods within which some organs should be removed are as follows Cornea - 6 hours Skin - 24 hours Bone - 48 hours Blood vessels - 72 hours Ref: Essentials of forensic medicine and toxicology by Narayan reddy, edition 21, page 112', 'role': 'assistant'}]