College of Osteopathic Medicine, University of New England, Biddeford, ME, USA;
Department of Anesthesiology and Perioperative Medicine, Maine Medical Center, Portland, ME, USA;
Interventional Pain Center, Mercy Hospital, Portland, ME, USA;
Posttraumatic; Cervical; Dystonia; Traumatic; Dystonia; Botox; Injections; OnabotulinumtoxinA; Chronic; Pain;