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Visualizing droplet dispersal for face shields and masks with exhalation valves. (arXiv:2008.00125v1 [physics.flu-dyn]) http://arxiv.org/abs/2008.00125
Visualizing droplet dispersal for face shields and masks with exhalation valves. (arXiv:2008.00125v1 [physics.flu-dyn]) http://arxiv.org/abs/2008.00125