(A) Calendar availability plot of ERP sessions for participant P4, over days since the first ERP session. Shaded portions indicate data availability for ERP video, Apple watch heart rate, Apple watch acceleration, RC+S acceleration, and RC+S LFP. Rectangular dotted line corresponds to the ERP session example data shown in panels B-D. (B) Video of participant P4 (left), clinician (right). (C) Time-course in minutes of self-reported Subjective Units of Distress (SUDs) ratings. Vertical black line corresponds to the video frame shown in panel B. (D) Ten seconds of example data synchronized to video, including RC+S acceleration, and two bipolar LFP channels. Vertical black line corresponds to the video frame shown in panel B.