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Article characteristics (n=41)
| Count (%) | |
| Countries/cities by geographic region | |
| Asia | 13 (27.7) |
| Australia and New Zealand | 2 (4.3) |
| Europe | 12 (25.5) |
| North America | 14 (29.8) |
| South America | 3 (6.4) |
| Global studies | 3 (6.4) |
| Country economy* | |
| High income | 33 (63.5) |
| Middle income | 16 (30.8) |
| Low income | 3 (5.8) |
| Article type | |
| Research article | 38 (92.7) |
| Review article | 3 (7.3) |
*Country economy level according to The World Bank’s classification.
