Subramanian S, Mishra S, Kumar M, Kotecha K, Shaw K. Deep Spectra P2E: AI-Driven Spectral ECG Reconstruction from PPG for Continuous Cardiovascular Monitoring. Eng. Technol. Appl. Sci. Res. [Internet]. 2025 Dec. 8 [cited 2026 May 2];15(6):29610-7. Available from: https://etasr.com/index.php/ETASR/article/view/13805