This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
[{'content': 'In the Rabies vaccine schedule of 0,3,7,14,30,90,0 means - \nSelect and explain. \nA. Day of dog bite, B. Day of first injection, C. Day of symptom onset, D. Day of dog death', 'role': 'user'}, {'content': "Answer: B \nExplanation: The vaccination schedule recommended consists of 6 doses on day 0,3,7,14,28 and a booster dose on day 90(Ref.PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE 21st Edition page no.255)", 'role': 'assistant'}]