Study Status: Completed
Recruit Status: Completed
Study Type: Observational
Official Title: A 40+ Year Post-Injury Follow-Up Study of Vietnam Veterans Who Sustained Traumatic Brain Injury While in Combat.
Brief Summary: The Vietnam Head Injury Study (VHIS)-Phase III is a prospective, long-term follow-up study of head-injured Vietnam veterans. The purpose of this research study is to determine the long-term consequences, if any, of head injury.