Norovirus disease surveillance using google internet query share data

Rishi Desai, Aron J. Hall, Benjamin A. Lopman, Yair Shimshoni, Marcus Rennick, Niv Efron, Yossi Matias, Manish M. Patel, Umesh D. Parashar

Research output: Contribution to journalArticlepeer-review


Google Internet query share (IQS) data for gastroenteritis-related search terms correlated strongly with contemporaneous national (R2 = 0.70) and regional (R2 = 0.74) norovirus surveillance data in the United States. IQS data may facilitate rapid identification of norovirus season onset, elevated peak activity, and potential emergence of novel strains.

Original languageEnglish
Pages (from-to)e75-e78
JournalClinical Infectious Diseases
Issue number8
StatePublished - 15 Oct 2012
Externally publishedYes


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