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

My NCBI Filters
Results by year

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

Year Number of Results
1999 1
2010 1
2020 4
2021 3
2022 2
2023 0
Text availability
Article attribute
Article type
Publication date

Search Results

9 results
Results by year
Filters applied: . Clear all
Page 1
Pre-infection 25-hydroxyvitamin D3 levels and association with severity of COVID-19 illness.
Dror AA, Morozov N, Daoud A, Namir Y, Yakir O, Shachar Y, Lifshitz M, Segal E, Fisher L, Mizrachi M, Eisenbach N, Rayan D, Gruber M, Bashkin A, Kaykov E, Barhoum M, Edelstein M, Sela E. Dror AA, et al. Among authors: kaykov e. PLoS One. 2022 Feb 3;17(2):e0263069. doi: 10.1371/journal.pone.0263069. eCollection 2022. PLoS One. 2022. PMID: 35113901 Free PMC article.
Recovery from SARS-CoV-2 infection is associated with serum BDNF restoration.
Azoulay D, Shehadeh M, Chepa S, Shaoul E, Baroum M, Horowitz NA, Kaykov E. Azoulay D, et al. Among authors: kaykov e. J Infect. 2020 Sep;81(3):e79-e81. doi: 10.1016/j.jinf.2020.06.038. Epub 2020 Jun 20. J Infect. 2020. PMID: 32569603 Free PMC article. No abstract available.
United by Hope, Divided by Access: Country Mapping of COVID-19 Information Accessibility and Its Consequences on Pandemic Eradication.
Dror AA, Morozov NG, Layous E, Mizrachi M, Daoud A, Eisenbach N, Rayan D, Kaykov E, Marei H, Barhum M, Srouji S, Avraham KB, Sela E. Dror AA, et al. Among authors: kaykov e. Front Med (Lausanne). 2021 Jan 27;7:618337. doi: 10.3389/fmed.2020.618337. eCollection 2020. Front Med (Lausanne). 2021. PMID: 33585515 Free PMC article.