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Results by year

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

Year Number of Results
1995 2
1996 1
1997 3
1998 2
2000 4
2001 4
2002 1
2003 5
2004 6
2005 8
2006 5
2007 15
2008 23
2009 33
2010 30
2011 45
2012 74
2013 64
2014 57
2015 46
2016 60
2017 59
2018 55
2019 57
2020 54
2021 76
2022 72
2023 60
2024 76
2025 69
2026 10

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304 results

Results by year

Filters applied: Randomized Controlled Trial, in the last 5 years, Humans, English. Clear all
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304 results