:使,

Nicolas Banholzer1,2, Philipp Jent2,3, Pascal Bittel2,4

  • 1Institute of Social and Preventive Medicine, University of Bern, Bern, Switzerland.

概括

便携式HEPA空气净化器显著降低了学校的颗粒度. 虽然不能彻底预防感染,但空气净化器显示,学生的呼吸系统疾病和咳减少.