Secure and Resource-Efficient MIMO-OFDM-Based Wireless ECG Transmission Using Lightweight Cryptography on Spartan-6 FPGA. IJSRMST [Internet]. 2025 Jun. 30 [cited 2025 Aug. 17];4(6):28-34. Available from: https://ijsrmst.com/index.php/ijsrmst/article/view/339