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Types of SARS-CoV-2 virus.
| S/No. | Type | Origin of the type | Countries severely affected |
|---|---|---|---|
| 1 | Type A | Original virus that infected humans from bats and pangolins in China. It mutated to give type B | Australia, USA, Chile, India |
| 2 | Type B | Developed in China, most spreaded type in China in December | Europe–Netherlands, Germany, France, Belgium, Brazil, Canada, China |
| 3 | Type C | Developed in China from type B | Singapore, Italy, Hong Kong |
