Xu, X., Sun, F., Ning, J., Yang, Z., Su, X., Dou, J., Tan, X. (2026). Prefrontal EEG spectral and nonlinear signatures of subthreshold depression during resting state and affectively valenced picture/video viewing: a participant-level analysis. Scientific Reports. https://doi.org/10.1038/s41598-026-61480-z