1. aDepartment of Pediatrics, University of Pennsylvania Perelman School of Medicine
2. bMinds Matter Concussion Program
3. cPediatric and Adolescent Sports Medicine, Division of Pediatric Orthopaedics, Karabots Center, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania;
4. dDepartment of Ophthalmology and Visual Science, Yale University, New Haven, Connecticut
5. eEye Physicians and Surgeons, PC, New Haven, Connecticut
6. fDepartment of Surgery, College of Medicine, Northeast Ohio Medical College, Rootstown, Ohio
7. gDepartment of Specialty Medicine, Ohio University College of Osteopathic Medicine, Athens, Ohio; and Akron Children’s Hospital Vision Center, Akron, Ohio
8. hDepartment of Ophthalmology, Harvard Medical School, Boston, Massachusetts
9. iDepartment of Ophthalmology, Boston Children’s Hospital, Boston, Massachusetts
10. jMassachusetts Eye and Ear, Boston, Massachusetts
11. kDepartments of Surgery
12. lOphthalmology
13. mPediatrics
14. nClinical Internal Medicine, University of Nevada Reno School of Medicine, Renown Medical Center, Reno, Nevada
15. oDepartments of Ophthalmology
16. pPediatrics, West Virginia University, Morgantown, West Virginia
17. qQuality and Data Science Division, American Academy of Ophthalmology, San Francisco, California
18. rDepartment of Ophthalmology and Visual Sciences, Vanderbilt University Medical Center, Monroe Carell Jr Children’s Hospital at Vanderbilt, Nashville, Tennessee