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

Year Number of Results
1978 1
1985 1
1986 1
1987 2
1995 2
1996 1
1997 14
1998 14
1999 16
2000 7
2001 6
2002 8
2003 3
2004 10
2005 11
2006 9
2007 5
2008 18
2009 11
2010 23
2011 28
2012 25
2013 29
2014 18
2015 24
2016 21
2017 19
2018 23
2019 13
2020 47
2021 46
2022 43
2023 27
2024 35
2025 22

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Page 1
Long COVID: a clinical update.
Greenhalgh T, Sivan M, Perlowski A, Nikolich JŽ. Greenhalgh T, et al. Lancet. 2024 Aug 17;404(10453):707-724. doi: 10.1016/S0140-6736(24)01136-X. Epub 2024 Jul 31. Lancet. 2024. PMID: 39096925 Review.
Evidence based medicine: a movement in crisis?
Greenhalgh T, Howick J, Maskrey N; Evidence Based Medicine Renaissance Group. Greenhalgh T, et al. BMJ. 2014 Jun 13;348:g3725. doi: 10.1136/bmj.g3725. BMJ. 2014. PMID: 24927763 Free PMC article.
558 results