Fig. 2. Geographical distribution of the included studies: Brazil (n=4, 17.4%), USA (n=3, 13.0%), India (n=3, 13.0%), Turkey (n=2, 8.7%), Italy (n=1, 4.3%), Australia (n=2, 8.7%), Finland (n=1, 4.3%), South Korea (n=1, 4.3%), Poland (n=1, 4.3%), Norway (n=1, 4.3%), Montenegro (n=1, 4.3%), UK (n=1, 4.3%), France (n=1, 4.3%), and Germany (n=1, 4.3%).