安危之间(3)

*Do N95 respirators provide 95% protection level against airborne viruses, and how adequate are surgical masks——by Ba?azy A1, Toivola M, Adhikari A, Sivasubramani SK, Reponen T, Grinshpun SA

* FDA Regulation of Surgical Masks and Respirators Surgiicall Respiirators——by Chiu S. Lin, Ph.D

* Objective Assessment of Increase in Breathing Resistance of N95 Respirators on Human Subjects——Heow Pueh Lee, De Yun Wang

* Technical Specification Sheet——by 3M Science Applied to life

* What is PM0.3 and Why is It Important——Smart airfilters

* Pandemic Planning——U.S. Department of Health and Human Services

* How to choose mask to prevent new pneumonia——jqknews

* Can wearing a face mask protect you from the new coronavirus——by Laura Geggel Associate Editor

* Coronavirus masks: Do they do any good——by Scottie Andrew, CNN

* Introduction to HEPA Filters——achooallergy

* Wait, kids & people with breathing problems should NOT wear N95 masks——by Brandon Mercer and Alyssa Pereira

* The History of Hepa Filters——apcfilters

* HEPA Filter Technology——usairpurifiers

* Effects of long-duration wearing of N95 respirator and surgical facemask: a pilot study——by Jian Hua Zhu,1 Shu Jin Lee,2 De Yun Wang,3 HeowPueh Lee1

* Evaluation of N95 Respirator Use with a Surgical Mask Cover: Effects on Breathing Resistance and Inhaled Carbon Dioxide——by Jeffrey Bryon Powell

* Can wearing masks stop the spread of viruses——by Related Topics

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