Figure 4.
The chart represents the proportion of studies conducted in different countries and regions. The largest portion, 15 studies, represents international or cross-country studies. Smaller sections show regional distribution: China 2, India 2, Pakistan 2, United Kingdom 2, European countries 2, Australia 1, developing countries 1, Egypt 1, Finland 1, Sweden 1, United Arab Emirates 1, and United States 1. The chart indicates that international studies form the majority, followed by studies from Asian and European countries with relatively few from other regions.Country of focus of selected research studies
Source: Authors’ own work