ET. AL., A. P. . An Approach for Secure Data Exchange in Medical Field Using Block Chain. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 12, n. 7, p. 915–921, 2021. Disponível em: https://turcomat.org/index.php/turkbilmat/article/view/2675. Acesso em: 30 apr. 2024.