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: Social & Preventive Medicine
[{'content': 'Post exposure prophylaxis in health care professionals is indicated in infections with all except? \nSelect and explain. \nA. HBV, B. Rabies, C. Diptheria, D. Measles', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Post exposure prophylaxis is used in HIV, HBV, Measles, Rabies, Tetanus, H.influenzae and Meningococcus. Ref: Park, 20th Edition, Pages 139, 189, 240, 283.', 'role': 'assistant'}]