Response to Letter to the editors of Hopkins et al.: Effects of surgical and FFP2/N95 face masks on cardiopulmonary exercise capacity: the numbers do not add up.
作者信息
Fikenzer Sven, Laufs Ulrich
机构信息
Universitatsklinikum Leipzig, Leipzig, Germany.
出版信息
Clin Res Cardiol. 2020 Dec;109(12):1607. doi: 10.1007/s00392-020-01749-z. Epub 2020 Oct 9.