TY - RPRT TI - Beyond Traditional Poincare Analysis: Second-Order Plots Reveal Respiratory Effects in Heart Rate Variability AU - Lebedev, M. A. AU - Medvedeva, A. S. AU - Solovieva, K. P. AU - Starodubtseva, N. M. AU - Makarova, A. V. AU - Kleeva, D. F. PY - 2025 DO - 10.1101/2025.08.13.670042 UR - https://www.biorxiv.org/content/10.1101/2025.08.13.670042v1 ID - 10.1101/2025.08.13.670042 ER -