To wear a mask, or not, on public transportation? Which is the right move for you?
4/21/2021 | NPR Morning Edition
Related journal publication: Zhang, J., Han, T., Hee Yoo, K., Capecelatro, J., Boehman, A.,
Maki, K. (2021) Disease transmission through expiratory aerosols on
an urban bus. Physics of Fluids. 33, 1.