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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
Rubella virus was isolated in-
assistant
The correct answer is  Rubella virus was isolated in 1962. In 1967, an attenuated vaccine was developed. Ref:PARK&;S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE 23rd edition , Page: 150