Study Characteristic (n=30) n (%)
Study Design
Randomized Controlled Trial 1 (4)
Randomized Observational Phase Trial 1 (4)
Non-Randomized Experimental Study 4 (13)
Cohort Study 3 (9)
Case Series / Retrospective Chart Review 17 (57)
Case Report 4 (13)
Country
China 9 (30)
Europe 11 (37)
North America 7 (24)
Europe and North America 1 (3)
Japan 1 (3)
Middle East 1 (3)