Author information

1

The Florey Institute of Neuroscience and Mental Health, Heidelberg, Victoria, Australia.

2

Sport Injury Prevention Research Centre, Faculty of Kinesiology, University of Calgary, Calgary, Canada.

3

Swiss Concussion Center, Zurich, Switzerland.

4

Spine Unit, Schulthess Clinic, Zurich, Switzerland.

5

International Ice Hockey Federation, Zurich, Switzerland.

6

Department of Neurosurgery, North Shore University Health System, Evanston, Illinois, USA.

7

Department of Kinesiology, University of Michigan, Ann Arbor, Michigan, USA.

8

Centre for the Study of Traumatic Encephalopathy, Boston University School of Medicine, Boston, Massachusetts, USA.

9

Division of Health Care and Outcomes Research, Toronto Western Research Institute, Toronto, Canada.

10

Department of Psychology, University of Missouri - Kansas City, State College, Pennsylvania, USA.

11

Psychological and Neurobehavioral Associates, Inc.

12

Department of Pathology, University of Maryland, Baltimore, Baltimore, Maryland, USA.

13

Florey Institute of Neuroscience and Mental Health - Austin Campus, Heidelberg, Victoria, Australia.

14

Murdoch Childrens Research Institute, Parkville, Victoria, Australia.

15

Department of Neurological Surgery, University of Washington, Seattle, Washington, USA.

16

Department of Kinesiology, University of Calgary, Calgary, Canada.

17

Department of Orthosurgery, Oslo University Hospital, Oslo, Norway.

18

Department of Neurology, University Hospital Zurich, Zurich, Switzerland.

19

Schulthess Clinic, Zurich, Switzerland.

20

Department of Neurosurgery, UCLA Steve Tisch BrainSPORT Program, Los Angeles, California, USA.

21

Department of Pediatrics / Pediatric Neurology, Mattel Children's Hospital UCLA, Los Angeles, California, USA.

22

Sports Medicine Research laboratory, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA.

23

Departments of Rehabilitation Medicine, Orthopaedics and Sports Medicine and Neurological Surgery, University of Washington, Seattle, Washington, USA.

24

Physical Medicine and Rehabilitation, Harvard Medical School; & Red Sox Foundation and Massachusetts General Hospital Home Base Program, Boston, Massachusetts, USA.

25

Department of Neurosurgery, University of Toronto, Toronto, Ontario, Canada.

26

Carleton University Sport Medicine Clinic, University of Ottawa, International Paralympic Committee Medical Committee, Ottawa, Canada.

27

The Sports Neurology Clinic, Brighton, Michigan, USA.

28

Department of Orthopaedics, SUNY Buffalo, Buffalo, New York, USA.

29

Centre for Health Exercise and Sports Medicine, The University of Melbourne, Melbourne, Australia.

30

Melbourne Brain Centre, Florey Institute of Neuroscience and Mental Health - Austin Campus, Heidelberg, Victoria, Australia.

31

Olympic Park Sports Medicine Centre, Melbourne, Australia.

32

Department of Neurosurgery, University of California San Francisco, San Francisco, California, USA.

33

Neurosurgery, Medical College of Wisconsin, Milwaukee, Wisconsin, USA.

34

Sports Medicine, Children's Hospital Boston, Boston, Massachusetts, USA.

35

Department of Emergency Medicine, Children's Hospital Boston, Boston, Massachusetts, USA.

36

Tokushima Daigaku Byoin, Tokushima, Japan.

37

Section of Sports Medicine, Faculty of Health Sciences, University of Pretoria, Johannesburg, South Africa.

38

Department of Emergency Medicine. Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa.

39

Department of Athletic Medicine, Princeton University, Princeton, USA.

40

Faculty of Kinesiology, University of Calgary, Calgary, Canada.

41

Department of Neurological Surgery, Vanderbilt University Medical Center, Franklin, Tennessee, USA.

42

Vanderbilt Sports Concussion Center, Vanderbilt University Medical Center, Franklin, Tennessee, USA.

43

Division of Neurosurgery, Toronto Western Hospital and University of Toronto, Toronto, Canada.

44

Canadian Sports Concussion Project, Toronto, Canada.

45

International Concussion and Head Injury Research Foundation (ICHIRF), London, UK.

46

Department of Neurology, Slingeland Ziekenhuis, Doetinchem, The Netherlands.