Arana W, Pastrana A, Aleman JL. Blockchain-Based Mobile Digital Identification for Older Adults in Peru. Eng. Technol. Appl. Sci. Res. [Internet]. 2026 Jun. 6 [cited 2026 Jun. 16];16(3):35988-9. Available from: https://etasr.com/index.php/ETASR/article/view/17039