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.

Https

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

Filters

My Custom Filters

Results by year

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

Year Number of Results
1980 1
1982 1
1987 1
1988 3
1992 1
1993 2
1998 1
2008 2
2009 1
2011 2
2015 1
2016 1
2017 1
2018 6
2019 5
2020 7
2021 14
2022 5
2023 8
2024 7

Publication date

Text availability

Article attribute

Article type

Additional filters

Article Language

Species

Sex

Age

Other

Search Results

65 results

Results by year

Filters applied: . Clear all
Page 1
Aerosol Generation during Spirometry.
Helgeson SA, Lim KG, Lee AS, Niven AS, Patel NM. Helgeson SA, et al. Ann Am Thorac Soc. 2020 Dec;17(12):1637-1639. doi: 10.1513/AnnalsATS.202005-569RL. Ann Am Thorac Soc. 2020. PMID: 32870021 Free PMC article. No abstract available.
Particle generation during positive airway pressure therapy.
Helgeson SA, Lim KG, Patel NM, Lee AS, Niven AS, Cheung J. Helgeson SA, et al. Sleep Med. 2021 Aug;84:82-85. doi: 10.1016/j.sleep.2021.05.008. Epub 2021 May 18. Sleep Med. 2021. PMID: 34126400 Free PMC article. No abstract available.
Aerosol Generation From a Simulated Air Leak.
Helgeson SA, Lim KG, Lee AS, Niven AS, Patel NM. Helgeson SA, et al. J Bronchology Interv Pulmonol. 2021 Jan 1;28(1):73-75. doi: 10.1097/LBR.0000000000000710. J Bronchology Interv Pulmonol. 2021. PMID: 33332846 No abstract available.
The Effect of the COVID-19 Pandemic on Pulmonary Diagnostic Procedures.
Call JT, Lee AS, Haendel MA, Chute CG, Helgeson SA. Call JT, et al. Among authors: helgeson sa. Ann Am Thorac Soc. 2022 Apr;19(4):695-697. doi: 10.1513/AnnalsATS.202108-943RL. Ann Am Thorac Soc. 2022. PMID: 34788203 Free PMC article. No abstract available.
65 results