Population-based active surveillance cohort studies for influenza: lessons from Peru.
نویسندگان
چکیده
منابع مشابه
Transmission dynamics of pandemic influenza A(H1N1)pdm09 virus in humans and swine in backyard farms in Tumbes, Peru
OBJECTIVES We aimed to determine the frequency of pH1N1 transmission between humans and swine on backyard farms in Tumbes, Peru. DESIGN Two-year serial cross-sectional study comprising four sampling periods: March 2009 (pre-pandemic), October 2009 (peak of the pandemic in Peru), April 2010 (1st post-pandemic period), and October 2011 (2nd post-pandemic period). SAMPLE Backyard swine serum, ...
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This paper presents a description of Peru s experience with pandemic H1N1 influenza 2009. It is based on data from four main surveillance systems: a) ongoing sentinel surveillance of influenza-like illness cases with virological surveillance of influenza and other respiratory viruses; b) sentinel surveillance of severe acute respiratory infections and associated deaths; c) surveillance of acute...
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BACKGROUND Understanding the burden of influenza-associated severe acute respiratory infection (SARI) is important for setting national influenza surveillance and vaccine priorities. Estimating influenza-associated SARI rates requires hospital-based surveillance data and a population-based denominator, which can be challenging to determine. OBJECTIVES We present an application of the World He...
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Background and Objectives: Iran, like most other countries in the world, is always threatened with global epidemics and pandemics of influenza. The purpose of this study was to review the influenza surveillance system in Iran. Methods: Data of this study were obtained from the surveillance system of the Center for Communicable Disease Control, the review of records, documents, books and pub...
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عنوان ژورنال:
- Bulletin of the World Health Organization
دوره 90 4 شماره
صفحات -
تاریخ انتشار 2012