| Publication year | Before 2000 [28] | 1 | 4.3 |
| 2000–2005 [4, 5, 7, 18,19,20,21,22,23,24,25,26] | 12 | 52 |
| 2006–2010 [6, 27, 29,30,31] | 5 | 21.8 |
| 2011–2015 [32,33,34] | 3 | 13 |
| 2016-present [10, 16] | 2 | 8.7 |
| Publication type | Journal article [4,5,6,7, 16, 18, 21,22,23, 25, 26, 28, 30,31,32] | 15 | 65.2 |
| Report [10, 19, 20, 24, 27] | 5 | 21.8 |
| Conference proceeding [29, 33] | 2 | 8.6 |
| Thesis [34] | 1 | 4.3 |
| Study setting | France [5,6,7, 21] | 4 | 17.5 |
| Switzerland [19, 27, 32] | 3 | 13 |
| Canada [18, 24, 30] | 3 | 13 |
| Iran [16, 20, 26] | 3 | 13 |
| United States [4, 31] | 2 | 8.7 |
| United Kingdom [10, 28] | 2 | 8.7 |
| Israel [34], Scotland [25], New Zealand [22], Brazil [33], Greece [23], Singapore [29] | 6 | 26.1 |
