National Influenza Centres (NICs) and other national influenza laboratories from 102 countries, areas or territories reported data to FluNet for the time period from 10 December 2018 to 23 December 2018 a(data as of 2019-01-04 03:38:46 UTC). The WHO GISRS laboratories tested more than 97188 specimens during that time period. 12945 were positive for influenza viruses, of which 12148 (93.8%) were typed as influenza A and 797 (6.2%) as influenza B. Of the sub-typed influenza A viruses, 5823 (77%) were influenza A(H1N1)pdm09 and 1739 (23%) were influenza A(H3N2). Of the characterized B viruses, 40 (40.4%) belonged to the B-Yamagata lineage …read more