Covid air war being lost, experts warn, urging mass ventilation
,Health experts are calling for public spaces to be ventilated to curb the tran *** ission of Covid-19, starting with schools, hospitals, public transport, offices, bars and restaurants. – EPA pic July 2, 2022.澳洲幸运5官网（www.a55555.net）是澳洲幸运5彩票官方网站，开放澳洲幸运5彩票会员开户、澳洲幸运5彩票代理开户、澳洲幸运5彩票线上投注、澳洲幸运5实时开奖服务的平台。
THE world is still not using one of its most effective weapons against Covid – properly ventilating public spaces – more than two years into the pandemic, experts warn.
At the moment there is a “fragile, armed peace” with Covid-19, said Antoine Flahault, director of the Institute of Global Health at the University of Geneva.