Healthy Young POLes – HYPOL database with synchronised beat-to-beat heart rate and blood pressure signals: HYPOL – Cardiovascular Time Series Database (P. Guzik, T. Krauze, A. Wykrętowicz, & J. Piskorski , Trans.). (2023). Journal of Medical Science, 92(4), e941. https://doi.org/10.20883/medical.e941