References

Corrigan, John D, Jeffrey P Cuthbert, Gale G Whiteneck, Marcel P Dijkers, Victor Coronado, Allen W Heinemann, Cynthia Harrison-Felix, and James E Graham. 2012. “Representativeness of the Traumatic Brain Injury Model Systems National Database.” The Journal of Head Trauma Rehabilitation 27 (6): 391–403.
Cuthbert, Jeffrey P, John D Corrigan, Gale G Whiteneck, Cynthia Harrison-Felix, James E Graham, Jeneita M Bell, and Victor G Coronado. 2012. “Extension of the Representativeness of the Traumatic Brain Injury Model Systems National Database: 2001 to 2010.” The Journal of Head Trauma Rehabilitation 27 (6): E15–27.