[1] Francis Crick Inst, Worldwide Influenza Ctr WIC, London, England
[2] WHO, Dept Epidem & Pandem Preparedness & Prevent, Geneva, Switzerland
[3] Cornell Univ, Qatar Fdn Educ City, Weill Cornell Med Qatar, Infect Dis Epidemiol Grp, Doha, Qatar
[4] WHO, Eastern Mediterranean Reg Off, Cairo, Egypt
[5] WHO, Country Off Lebanon, Beirut, Lebanon