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. 2021 Jan 5;22:100311. doi: 10.1016/j.ensci.2021.100311

Table 1.

Research growth for academic databases.

Year of Publication Databases
Publications per Year
Scopus Web of Science ACM IEEE EMBASE/MEDLINE PubMed Science direct
2000 4 1 0 0 0 0 0 5
2001 2 3 0 0 0 0 0 5
2002 6 4 1 0 3 4 0 18
2003 7 4 1 0 2 3 0 17
2004 14 10 2 1 7 1 0 35
2005 14 5 0 1 3 0 0 23
2006 6 1 0 0 3 0 0 10
2007 14 5 0 1 3 2 1 26
2008 23 13 0 1 7 6 1 51
2009 23 12 2 2 9 1 0 49
2010 23 8 2 0 9 4 0 46
2011 31 17 3 1 10 4 0 66
2012 22 18 2 1 12 5 0 60
2013 21 10 1 0 8 1 2 43
2014 21 19 4 0 18 9 3 74
2015 20 20 2 1 16 3 1 63
2016 41 30 1 4 15 8 1 100
2017 28 27 1 5 21 11 2 95
2018 32 31 3 4 19 9 1 99
2019 27 26 5 8 20 13 2 101
Total 379 264 30 30 185 84 14 986