Bell AN, Moss D, Kallmeyer RJ. Healing the Neurophysiological Roots of Trauma: A Controlled Study Examining LORETA Z-Score Neurofeedback and HRV Biofeedback for Chronic PTSD. NR [Internet]. 2019 Jun. 26 [cited 2026 May 2];6(2):54. Available from: https://www.neuroregulation.org/article/view/19303