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. Author manuscript; available in PMC: 2010 May 1.

Published in final edited form as: Am J Trop Med Hyg. 2009 May;80(5):864–869.

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Copyright © 2009 by The American Society of Tropical Medicine and Hygiene

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Timeline of West Nile virus experimental inoculation of three experimental groups of house sparrows. * Antibody (Ab) titer indicates when serum samples were titrated to determine WNV PRNT₉₀ antibody titers. † All birds were bled at 1 month post-inoculation to confirm seroconversion and assess antibody titers.