Rabia Latif, Bello Musa Yakubu, Nor Shahida Mohd Jamail, Amir Mohamed Talib, Fahad Omar Alomary. "BBAS: A blockchain-based authentication system for e-health with multi-factor authentication, access control, and post-quantum security." Scientific Reports, 2026. doi:10.1038/s41598-026-39415-5