Text on the reverse side:
Studies show that countries using masks had better results in controlling the 2020 epidemic. South Korea, Japan, Hong Kong, and Singapore are sited as examples in the effective use of face masks.
Text on the reverse side:
Studies show that countries using masks had better results in controlling the 2020 epidemic. South Korea, Japan, Hong Kong, and Singapore are sited as examples in the effective use of face masks.
Greeting card
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