1. Koch's postulates fulfilled for SARS virus;Fouchier;Nature,2003
2. Middle East respiratory syndrome;Arabi;N Engl J Med,2017
3. Tracking virus outbreaks in the twenty-first century;Grubaugh;Nat Microbiol,2019
4. Global health concerns stirred by emerging viral infections;Luo;J Med Virol,2020
5. Global Surveillance for human infection with novel coronavirus (2019-nCoV): interim guidance, 31 January 2020 (No. WHO/2019-nCoV/Surveillance Guidance/2020.3);World Health Organization,2020