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. 2023 Feb 20;11:9. doi: 10.1186/s40345-023-00290-y

Table 2.

Frequency distribution of articles according to the place of research

Country Number Percent
1 India 7 17.5
2 Canada 5 12.5
3 USA 4 10
4 UK 4 10
5 IRAN 6 15
6 Brazil 2 5
7 Ethiopia 2 5
8 Turkey 2 5
9 Switzerland 3 7.5
10 China 1 2.5
11 Greece 1 2.5
12 Denmark 1 2.5
13 Austria 1 2.5
14 Argentina 1 2.5