Enhancing SHACS with Oblivious RAM for Secure and Resilient Access Control in Cloud Healthcare Environments. International Journal of Engineering Research and Science & Technology, [S. l.], v. 17, n. 2, p. 32–46, 2021. DOI: 10.62643/. Disponível em: https://ijerst.org/index.php/ijerst/article/view/525. Acesso em: 16 may. 2026.