Region
China
China --
12
Singapore
3
India
2
Japan
2
United States
2
United States --
2
Asia
1
Asia --
1
Asia, Southeastern
1
COVID-19 (Disease) --
1
Europe
1
Indonesia
1
Indonesia --
1
Japan --
1
Korea
1
Malaysia
1
Malaysia --
1
Middle East
1
Pacific Area
1
Pacific Area --
1
Singapore --
1
Southeast Asia
1
Soviet Union
1
Soviet Union --
1