The duration of immunity afforded to humans by a two injection vaccination course was found to be between two to three years. Following administration of a booster dose (recommended at one year), one study found 97% of immuno-competent individuals demonstrate protective levels of neutralizing antibodies at 10 years.
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Disclaimer : The content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding your medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on this website.
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