Dr Liora Malki-Epshtein (Ïã¸ÛÁùºÏ²ÊÖÐÌØÍø Civil, Environmental & Geomatic Engineering), part of a team of Ïã¸ÛÁùºÏ²ÊÖÐÌØÍø experts who advised Transport for London on ventilation in buses, says that ventilation can be "one more layer of protection" in reducing Covid-19 transmission risk.
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