1. Probity Medical Research and K Papp Clinical Research Waterloo ON Canada
2. Baylor Scott & White Dallas TX USA
3. Central Dermatology St. Louis MO USA
4. Southern California Dermatology Santa Ana CA USA
5. Direct Dermatology Palo Alto CA USA
6. Bausch Health US, LLC Petaluma CA USA
7. Ortho Dermatologics (a division of Bausch Health US, LLC) Bridgewater NJ USA