Monitoring influenza activity in the United States: a comparison of traditional surveillance systems with Google Flu Trends.
Google Flu Trends was developed to estimate US influenza-like illness (ILI) rates from internet searches; however ILI does not necessarily correlate with actual influenza virus infections.Influenza activity data from 2003-04 through 2007-08 were obtained from three US surveillance systems: Google Fl...
Main Authors: | , , , , , |
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Format: | Article |
Language: | English |
Published: |
Public Library of Science (PLoS)
2011-04-01
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Series: | PLoS ONE |
Online Access: | http://europepmc.org/articles/PMC3083406?pdf=render |