%0 Journal Article %T Laminar flow ventilation system to prevent airborne infection during exercise in the COVID-19 crisis: A single-center observational study %A Katsumata, Yoshinori %A Sano, Motoaki %A Okawara, Hiroki %A Sawada, Tomonori %A Nakashima, Daisuke %A Ichihara, Genki %A Fukuda, Keiichi %A Sato, Kazuki %A Kobayashi, Eiji %J PLoS ONE %V 16 %N 11 %D 2021-11-10 %I Public Library of Science %~ DeepDyve