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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.
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Which of the following is the best tool to measure communicability of an infection:
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The correct answer is  Ans. c. Secondary attack rateSecondary attack rate is useful to determine whether a disease of unknown etiology is communicable or not and in evaluating the effectiveness of control measures such as isolation and immunization.