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

Year Number of Results
1986 1
1991 3
1992 5
1993 3
1994 5
1995 14
1996 20
1997 6
1998 5
1999 10
2000 7
2001 10
2002 13
2003 13
2004 23
2005 17
2006 22
2007 25
2008 27
2009 27
2010 32
2011 30
2012 22
2013 9
2014 12
2015 7
2016 5
2017 8
2018 8
2019 2
2020 1
2021 8
2022 2
2023 4
2024 2

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366 results

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Page 1
Tinnitus and depression.
Langguth B, Landgrebe M, Kleinjung T, Sand GP, Hajak G. Langguth B, et al. Among authors: hajak g. World J Biol Psychiatry. 2011 Oct;12(7):489-500. doi: 10.3109/15622975.2011.575178. Epub 2011 May 13. World J Biol Psychiatry. 2011. PMID: 21568629 Review.
[Circadian rhythms and depression].
Wittmann M, Schreiber W, Landgrebe M, Hajak G. Wittmann M, et al. Among authors: hajak g. Fortschr Neurol Psychiatr. 2018 May;86(5):308-318. doi: 10.1055/s-0043-123069. Epub 2018 May 29. Fortschr Neurol Psychiatr. 2018. PMID: 29843180 Review. German.
[Hypnotics--state of the science].
Nissen C, Frase L, Hajak G, Wetter TC. Nissen C, et al. Among authors: hajak g. Nervenarzt. 2014 Jan;85(1):67-76. doi: 10.1007/s00115-013-3893-6. Nervenarzt. 2014. PMID: 24346427 Review. German.
Eszopiclone for insomnia.
Rösner S, Englbrecht C, Wehrle R, Hajak G, Soyka M. Rösner S, et al. Among authors: hajak g. Cochrane Database Syst Rev. 2018 Oct 10;10(10):CD010703. doi: 10.1002/14651858.CD010703.pub2. Cochrane Database Syst Rev. 2018. PMID: 30303519 Free PMC article.
Cerebral perfusion during sleep-disordered breathing.
Hajak G, Klingelhöfer J, Schulz-Varszegi M, Sander D, Staedt J, Conrad B, Rüther E. Hajak G, et al. J Sleep Res. 1995 Jun;4(S1):135-144. doi: 10.1111/j.1365-2869.1995.tb00203.x. J Sleep Res. 1995. PMID: 10607190
Tinnitus and insomnia.
Crönlein T, Langguth B, Geisler P, Hajak G. Crönlein T, et al. Among authors: hajak g. Prog Brain Res. 2007;166:227-33. doi: 10.1016/S0079-6123(07)66021-X. Prog Brain Res. 2007. PMID: 17956787
366 results