Volume 38, Number 1, 2021 (Open Access)
The Journal of the International Society for Respiratory Protection (JISRP), ISSN 0892-6298, is a copyrighted publication of the International Society for Respiratory Protection (ISRP), http://www.isrp.com/. No part may be reprinted without express written consent of the ISRP. The JISRP is a forum for open and responsible discussion in the field of respiratory protection. All opinions published herein are solely those of the authors.
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This Journal was edited by Ziqing Zhuang, Ph. D., 105 Eaglebrook Court, Venetia, PA 15367 USA, tel: +1-412-848-0409, ; in his private capacity. No official support or endorsement by CDC is intended or should be inferred.