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Assessing Google Flu Trends Performance in the United States during the 2009 Influenza Virus A (H1N1) Pandemic
Background Google Flu Trends (GFT) uses anonymized, aggregated internet search activity to provide near-real time estimates of influenza activity. GFT estimates have shown a strong correlation withExpand
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Morbid Obesity as a Risk Factor for Hospitalization and Death Due to 2009 Pandemic Influenza A(H1N1) Disease
Background Severe illness due to 2009 pandemic A(H1N1) infection has been reported among persons who are obese or morbidly obese. We assessed whether obesity is a risk factor for hospitalization andExpand
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Monitoring Influenza Activity in the United States: A Comparison of Traditional Surveillance Systems with Google Flu Trends
Background 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.Expand
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Decline and Change in Seasonality of US Rotavirus Activity After the Introduction of Rotavirus Vaccine
BACKGROUND: In 2006, routine immunization of US infants against rotavirus was initiated. We assessed national, regional, and local trends in rotavirus testing and detection before and after vaccineExpand
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Transmission of human herpesvirus 8 by blood transfusion.
BACKGROUND Whether human herpesvirus 8 (HHV-8) is transmissible by blood transfusion remains undetermined. We evaluated the risk of HHV-8 transmission by blood transfusion in Uganda, where HHV-8 isExpand
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Racial and ethnic disparities in hospitalizations and deaths associated with 2009 pandemic Influenza A (H1N1) virus infections in the United States.
PURPOSE Concerns have been raised regarding possible racial-ethnic disparities in 2009 pandemic influenza A (H1N1) (pH1N1) illness severity and health consequences for U.S. minority populations. Expand
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Viruses Associated With Acute Respiratory Infections and Influenza-like Illness Among Outpatients From the Influenza Incidence Surveillance Project, 2010–2011
Abstract Background. The Influenza Incidence Surveillance Project (IISP) monitored outpatient acute respiratory infection (ARI; defined as the presence of ≥2 respiratory symptoms not meeting ILIExpand
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Increased activity of Coxsackievirus B1 strains associated with severe disease among young infants in the United States, 2007-2008.
BACKGROUND Enterovirus infections are very common and typically cause mild illness, although neonates are at higher risk for severe illness. In 2007, the Centers for Disease Control and PreventionExpand
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Enterovirus-associated encephalitis in the California encephalitis project, 1998-2005.
BACKGROUND Encephalitis is a relatively rare presentation of enterovirus (EV) infections. Clinical and epidemiologic characteristics of EV encephalitis (EVE) have not been well characterized. Expand
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Variation in Timing of Respiratory Syncytial Virus Outbreaks: Lessons From National Surveillance
Respiratory syncytial virus (RSV) is the leading cause of pneumonia and bronchiolitis in infants and children. Immune prophylaxis can reduce the risk of severe RSV disease among some high-riskExpand
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