Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.


The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page


My NCBI Filters

Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
2016 1
2018 5
2019 12
2020 16
2021 15
2022 13
2023 7

Text availability

Article attribute

Article type

Publication date

Search Results

64 results

Results by year

Filters applied: . Clear all
Page 1
Respiratory virus deterrence induced by modified mask filter.
Lee SH, Chu KB, Kang HJ, Kim MJ, Moon EK, Quan FS. Lee SH, et al. Among authors: chu kb. PLoS One. 2021 Sep 30;16(9):e0257827. doi: 10.1371/journal.pone.0257827. eCollection 2021. PLoS One. 2021. PMID: 34591926 Free PMC article.
64 results