'''Seroconversion''' is the development of [[antibodies]] in the blood of an individual who previously did not have detectable antibodies.<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#s</ref>
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'''Seroconversion''' is the development of [[antibodies]] in the blood of an individual who previously did not have detectable antibodies.<ref>https://www.cdc.gov/vaccines/about/terms/glossary.htm#s</ref>