influenza type a gejala influenza tipe a Influenza A viruses are characterized by their surface glycoproteins, hemagglutinin HA, and neuraminidase NA, which are responsible for attachment and release of viral particles respectively. Influenza viruses are known for their ability to undergo genetic reassortment, resulting in the emergence of novel strains with pandemic potential
influenza type a Influenza, also known as the flu, is an infection caused by influenza viruses. There are three main types - Type A, Type B and Type C. Influenza A H1N1-2009, Influenza A H3N2 and Influenza B are the most common influenza viruses circulating globally and in Singapore
influenza tipe a Distribution of influenza. A total of 54,926 children with ILI were enrolled in this study, and 9615 17.5% cases were positive for influenza. Among all influenza cases, 6258 65.1% were