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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Hepatitis B vaccination is given to a patient. His serum will reveal -
assistant
The correct answer is  Anti HBs is the protective antibody REF:ANANTHANARYANAN TEXTBOOK OF MICROBIOLOGY 9th EDITION PGNO.546