Illustration of virus infection in a crowded train

Illustration of virus infection in a crowded train

This is an illustration of a virus infection in a crowded train. In crowded trains, people are dense, so be careful about viruses and cold infections. Wear a mask to prevent infection of viruses and colds.

Illustration of virus infection in a crowded train
Illustration of virus infection in a crowded train
Illustration of virus infection in a crowded train
Illustration of virus infection in a crowded train
Illustration of virus infection in a crowded train