Verification approach for medical data in e-healthcare system based on biometric and watermarking. Periodicals of Engineering and Natural Sciences, [S. l.], v. 10, n. 2, p. 408–417, 2022. DOI: 10.21533/pen.v10.i2.617. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/617. Acesso em: 3 jul. 2026.