1. University of California San Francisco California USA
2. University of Utah Salt Lake City Utah USA
3. Northwestern University Chicago Illinois USA
4. Case Western Reserve University Cleveland Ohio USA
5. Icahn School of Medicine at Mount Sinai New York New York USA
6. Norwalk Hospital Norwalk Connecticut USA
7. Uniformed Services University Washington D.C. USA
8. Harvard Medical School Boston Massachusetts USA
9. University of Washington Seattle Washington USA
10. Sidney Kimmel Medical Center at Thomas Jefferson University Philadelphia Pennsylvania USA
11. Academic Centre for Dentistry Amsterdam Amsterdam The Netherlands
12. Hillel Yaffe Medical Center Hadera Technion Faculty of Medicine Hadera Israel
13. University of Colorado School of Medicine Aurora Colorado USA
14. Stone Oak Orthodontics San Antonio Texas USA
15. University of Sao Paulo São Paulo Brazil
16. Stanford University Palo Alto California USA
17. Mayo Clinic Rochester Minnesota USA
18. University of Pittsburgh Pittsburgh Pennsylvania USA
19. University of Pennsylvania Philadelphia Pennsylvania USA
20. Washington University St. Louis Missouri USA
21. Brigham and Women's Hospital Boston MA USA
22. National University Hospital Singapore
23. Wayne State University and John D. Dingell VA Medical Center Detroit Michigan USA
24. Faculty of Medicine and Health University of Sydney Sydney Australia
25. Uniformed Services University Bethesda Maryland USA
26. University of Tennessee Memphis Tennessee USA
27. University of Virginia Charlottesville Virginia USA
28. Kaiser Permanente Oakland California USA
29. University of Michigan Ann Arbor Michigan USA
30. University of Chicago Chicago Illinois USA
31. University Hospital Mannheim Ruprecht‐Karls‐University Heidelberg Heidelberg Germany
32. University of Colorado Aurora Colorado USA
33. Monash Health Victoria Australia
34. Ohio State University Columbus Ohio USA
35. University of Minnesota Minneapolis Minnesota USA
36. University of California Irvine California USA
37. University of Cincinnati Cincinnati Ohio USA
38. Rutgers Robert Wood Johnson Medical School New Brunswick New Jersey USA
39. University of Toledo Toledo Ohio USA
40. University of Southern California Los Angeles California USA
41. University of North Carolina School of Medicine, Charlotte
42. Cleveland Clinic Head and Neck Institute Cleveland Ohio USA
43. Yale School of Medicine New Haven Connecticut USA
44. Oregon Health and Science University Portland Oregon USA
45. University of Miami Miami Florida USA
46. Chang Gung University Kaohsiung Taiwan
47. University of Wollongong Wollongong Australia
48. University of California San Diego California USA
49. University of Texas Southwestern and Children's Medical Center Dallas Texas USA
50. Rush University Medical Center Chicago IL USA
51. Stony Brook University New York New York USA
52. Geisinger Health System Danville California USA
53. University of Glasgow Glasgow UK
54. Paragon Medical Centre Singapore
55. University of Antwerp Belgium
56. Johns Hopkins University Baltimore Maryland USA
57. University of Sydney Sydney Australia
58. Henry Ford Health Detroit Michigan USA
59. OLVG Amsterdam The Netherlands
60. Brigham and Women's Hospital Harvard Medical School Boston Massachusetts USA
61. Western University Ontario Canada
62. Veterans Affairs Greater Los Angeles Healthcare System Los Angeles California USA
63. University of California Los Angeles California USA
64. Hillel Yaffe Medical Center Hadera Israel
65. University of California Davis California USA
66. Weill Cornell Medicine New York New York USA
67. Medical College of Wisconsin Milwaukee Wisconsin USA
68. University of Toronto Ontario Canada
69. Emory University Georgia USA