% 0期刊文章% Katrien埃格尔%伊丽莎白h·贝尔% T哮喘和COVID-19:我们终于有答案吗?% D J 2021% R 10.1183/13993003.04451 -2020%欧洲呼吸杂志% P 2004451 % V 57% N 3% U //www.qdcxjkg.com/content/erj/57/3/2004451.full.pdf