influenza type a gejala influenza tipe 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 type a Influenza is an acute respiratory infectious disease caused by influenza viruses. Seasonal influenza leads to approximately one billion cases annually, with 3–5 million cases of severe illness
influenza tipe a This rapid evidence summary identified and summarised evidence relating to the infectious and incubation period of influenza H5. It explores the time frame in which an individual may transmit