| Collaborators n (%) | Participants n (%) |
---|---|---|
North America, Europe | 78 (34) | 62 (27) |
North America | 53 (23) | 50 (22) |
Europe | 49 (22) | 42 (19) |
North America, Europe, Australasia | 13 (6) | 15 (7) |
North America, Europe, Asia | 6 (3) | 12 (5) |
North America, Europe, Australasia, Asia | 6 (3) | 10 (4) |
North America, Europe, Australasia, South America, Asia | 4 (2) | 10 (4) |
Australasia | 3 (1) | 2 (1) |
North America, Australasia | 3 (1) | 2 (1) |
Europe, Australasia | 3 (1) | 1 (<1) |
North America, Europe, South America, Asia | 2 (1) | 3 (1) |
North America, Europe, Australasia, South America | 2 (1) | 1 (<1) |
North America, Europe, Australasia, Africa | 1 (<1) | 3 (1) |
North America, Europe, South America | 1 (<1) | 3 (1) |
North America, Europe, Africa | 1 (<1) | 1 (<1) |
North America, Europe, South America, Africa | 1 (<1) | 1 (<1) |
Asia | 1 (<1) | Â |
North America, Europe, Australasia, South America, Asia, Africa | Â | 4 (2) |
North America, Europe, Australasia, South America, Africa | Â | 2 (1) |
North America, South America, Asia, Africa | Â | 1 (<1) |
North America, Europe, Australasia, Asia, Africa | Â | 1 (<1) |
North America, Europe, South America, Asia, Africa | Â | 1 (<1) |