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 NCBI Filters

Results by year

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

Year Number of Results
2002 3
2003 1
2004 4
2005 1
2007 2
2008 8
2009 6
2010 7
2011 18
2012 16
2013 24
2014 15
2015 13
2016 18
2017 21
2018 28
2019 30
2020 45
2021 36
2022 27
2023 29
2024 4

Text availability

Article attribute

Article type

Publication date

Search Results

317 results

Results by year

Filters applied: . Clear all
Page 1
Did you mean guohua liu (513 results)?
317 results