Kyllönen, M., Cox, R., Makkonen, T., Halonen, R., Parkkonen, L., Hein, E., Someren, E. J. W. V., Pesonen, A. (2026). Trait-like individual signatures dominate sleep EEG over insomnia-specific features. Scientific Reports. https://doi.org/10.1038/s41598-025-34509-y