WHO's in charge?
D021821:Communicable Diseases, Emerging / Q000453:epidemiology; D019049:Developed Countries / Q000191:economics*; D014943:Global Health; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology / Q000517:prevention & control; D007391:International Cooperation; D011159:Population Surveillance; D014480:United Nations; D014944:World Health Organization / Q000458:organization & administration*