1. School of Medicine University of California Irvine California USA
2. College of Medicine University of Arkansas for Medical Sciences Little Rock Arkansas USA
3. Department of Biomedical Engineering University of California Irvine California USA
4. Keck School of Medicine University of Southern California Los Angeles California USA
5. Department of Medical Engineering California Institute of Technology Pasadena California USA
6. Department of Neurological Surgery Geisinger Health System Danville Pennsylvania USA
7. Department of Neurological Surgery Mayo Clinic Rochester Minnesota USA
8. Department of Neurological Surgery University of California San Diego California USA