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

Year Number of Results
1964 1
1989 1
1990 3
1991 1
1992 1
1993 2
1994 1
1998 3
1999 6
2000 3
2001 7
2002 5
2003 11
2004 5
2005 13
2006 9
2007 11
2008 14
2009 9
2010 18
2011 35
2012 30
2013 36
2014 54
2015 62
2016 47
2017 47
2018 52
2019 67
2020 75
2021 43
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591 results
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Page 1
Platelet-rich plasma for the treatment of knee osteoarthritis: an expert opinion and proposal for a novel classification and coding system.
Kon E, Di Matteo B, Delgado D, Cole BJ, Dorotei A, Dragoo JL, Filardo G, Fortier LA, Giuffrida A, Jo CH, Magalon J, Malanga GA, Mishra A, Nakamura N, Rodeo SA, Sampson S, Sánchez M. Kon E, et al. Among authors: jo ch. Expert Opin Biol Ther. 2020 Dec;20(12):1447-1460. doi: 10.1080/14712598.2020.1798925. Epub 2020 Sep 3. Expert Opin Biol Ther. 2020. PMID: 32692595
591 results
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