The new virus has not been included in the reporting system
Two cases diagnosed patients died in early March, why is published in the March 31 outbreak? Office of Health Emergency, said the people infected with the H7N9 avian influenza virus, is the world's first discovery of a new subtype of influenza virus, has not been included in our statutory report infectious disease monitoring and reporting system.
Medical and health institutions in Shanghai found that the above-mentioned cases, in a timely manner to carry out the relevant laboratory screening, has ruled out the infected with seasonal H1N1 and H3N2 influenza, H1N1 flu, people infected with the highly pathogenic avian influenza (H5N1) and SARS, new Coronavirus possible. In further testing, the Shanghai Public Health Clinical Center on March 22 found that patients may be infected with the H7 influenza, after specimens were sent to the China Disease Prevention and Control Center. On the afternoon of March 29, the Chinese Center for Disease Control three H7N9 avian influenza virus isolated from the submission of cases specimens. National Health and Family Planning Commission once again organizing expert analysis, determine the patients with human infection of H7N9 avian influenza virus, according to the public on March 31.