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
2014 1
2020 3
2021 1
2022 3
2023 3
2024 1

Text availability

Article attribute

Article type

Publication date

Search Results

11 results

Results by year

Filters applied: . Clear all
Page 1
Post-COVID-19 Fatigue: Potential Contributing Factors.
Rudroff T, Fietsam AC, Deters JR, Bryant AD, Kamholz J. Rudroff T, et al. Among authors: bryant ad. Brain Sci. 2020 Dec 19;10(12):1012. doi: 10.3390/brainsci10121012. Brain Sci. 2020. PMID: 33352638 Free PMC article.
Electronic Cigarette Use and Chronic Respiratory Symptoms among U.S. Adults.
Giovanni SP, Keller TL, Bryant AD, Weiss NS, Littman AJ. Giovanni SP, et al. Among authors: bryant ad. Am J Respir Crit Care Med. 2020 May 1;201(9):1157-1160. doi: 10.1164/rccm.201907-1460LE. Am J Respir Crit Care Med. 2020. PMID: 31922902 Free PMC article. No abstract available.
Association of Guideline-Recommended COPD Inhaler Regimens With Mortality, Respiratory Exacerbations, and Quality of Life: A Secondary Analysis of the Long-Term Oxygen Treatment Trial.
Keller T, Spece LJ, Donovan LM, Udris E, Coggeshall SS, Griffith M, Bryant AD, Casaburi R, Cooper JA Jr, Criner GJ, Diaz PT, Fuhlbrigge AL, Gay SE, Kanner RE, Martinez FJ, Panos RJ, Shade D, Sternberg A, Stibolt T, Stoller JK, Tonascia J, Wise R, Yusen RD, Au DH, Feemster LC. Keller T, et al. Among authors: bryant ad. Chest. 2020 Aug;158(2):529-538. doi: 10.1016/j.chest.2020.02.073. Epub 2020 Apr 9. Chest. 2020. PMID: 32278779 Free PMC article. Clinical Trial.
11 results