Year and Country There was an increasing trend in number of publications per year, with 10.1% (41/406) of the articles published in 2015, a total of 13.3% (54/406) of the articles published in 2016, a total of 18% (73/406) of the articles published in 2017, a total of 26.4% (107/406) of the articles published in 2018, and 29.6% (120/406) of the articles published in 2019.
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