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. 2019 Mar 28;1(1):46–53. doi: 10.1016/j.bsheal.2019.02.006

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© 2019 Chinese Medical Association Publishing House. Published by Elsevier B.V.

Since January 2020 Elsevier has created a COVID-19 resource centre with free information in English and Mandarin on the novel coronavirus COVID-19. The COVID-19 resource centre is hosted on Elsevier Connect, the company's public news and information website. Elsevier hereby grants permission to make all its COVID-19-related research that is available on the COVID-19 resource centre - including this research content - immediately available in PubMed Central and other publicly funded repositories, such as the WHO COVID database with rights for unrestricted research re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for free by Elsevier for as long as the COVID-19 resource centre remains active.

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The disinfection results when the fan power was 60%. Note: (a), (b), (c) represented the experiment repeated for three times; I: ‘e’–‘i’ in Figure 6c; II: ‘j’–‘n’ in Figure 6c; III: ‘a’–‘b’ in the PPRPHs; IV: Positive control; V: Negative control.