Cowling Benjamin J, Sullivan Sheena G
WHO Collaborating Centre for Infectious Disease Epidemiology and Control, School of Public Health, The University of Hong Kong, Hong Kong Special Administrative Region, China.
WHO Collaborating Centre for Reference and Research on Influenza at the Peter Doherty Institute for Infection and Immunity, Melbourne, Victoria, Australia.
Euro Surveill. 2018 Mar;23(10). doi: 10.2807/1560-7917.ES.2018.23.10.18-00103.