Study of Gammacore Sapphire for the Acute and Preventive Treatment of Post-Traumatic Headache (GAP-PTH)
Stopped Primary Investigator left UT Southwestern and was not replaced.
Conditions
Interventions
- DEVICE: gammaCore Sapphire
- DEVICE: sham gammaCore Sapphire
Sponsor
University of Texas Southwestern Medical Center
Collaborators