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
1968 3
1969 2
1970 7
1971 18
1972 16
1973 39
1974 35
1975 34
1976 29
1977 15
1978 25
1979 20
1980 24
1981 39
1982 43
1983 48
1984 53
1985 70
1986 58
1987 51
1988 44
1989 47
1990 73
1991 105
1992 92
1993 111
1994 127
1995 120
1996 158
1997 147
1998 169
1999 185
2000 215
2001 259
2002 246
2003 224
2004 315
2005 369
2006 358
2007 484
2008 556
2009 509
2010 549
2011 491
2012 523
2013 534
2014 530
2015 511
2016 555
2017 495
2018 501
2019 444
2020 474
2021 572
2022 669
2023 563
2024 236

Text availability

Article attribute

Article type

Publication date

Search Results

11,233 results

Results by year

Filters applied: . Clear all
Page 1
[Update on attention deficit hyperactivity disorder].
Philipsen A, Voderholzer U. Philipsen A, et al. Nervenarzt. 2020 Jul;91(7):573-574. doi: 10.1007/s00115-020-00926-9. Nervenarzt. 2020. PMID: 32632901 German. No abstract available.
11,233 results
You have reached the last available page of results. Please see the User Guide for more information.