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
2002 1
2003 2
2010 3
2011 4
2012 5
2013 7
2014 2
2015 5
2016 6
2017 3
2018 3
2019 2
2020 14
2021 17
2022 13
Text availability
Article attribute
Article type
Publication date

Search Results

69 results
Results by year
Filters applied: . Clear all
Page 1
Haemorrhoids during pregnancy.
Avsar AF, Keskin HL. Avsar AF, et al. Among authors: keskin hl. J Obstet Gynaecol. 2010 Apr;30(3):231-7. doi: 10.3109/01443610903439242. J Obstet Gynaecol. 2010. PMID: 20373920 Review.
Does having a high-risk pregnancy influence anxiety level during the COVID-19 pandemic?
Sinaci S, Ozden Tokalioglu E, Ocal D, Atalay A, Yilmaz G, Keskin HL, Erdinc SO, Sahin D, Moraloglu Tekin O. Sinaci S, et al. Among authors: keskin hl. Eur J Obstet Gynecol Reprod Biol. 2020 Dec;255:190-196. doi: 10.1016/j.ejogrb.2020.10.055. Epub 2020 Oct 24. Eur J Obstet Gynecol Reprod Biol. 2020. PMID: 33147531 Free PMC article.
Doppler assessment of the fetus in pregnant women recovered from COVID-19.
Anuk AT, Tanacan A, Yetiskin FDY, Buyuk GN, Senel SA, Keskin HL, Moraloglu O, Uygur D. Anuk AT, et al. Among authors: keskin hl. J Obstet Gynaecol Res. 2021 May;47(5):1757-1762. doi: 10.1111/jog.14726. Epub 2021 Mar 1. J Obstet Gynaecol Res. 2021. PMID: 33650296 Free PMC article.
69 results