Xu, L., Ibrahim, M. N. H., Alobaedy, M. M., & Goyal, S. B. (2025). A Systematic Review of Scalable Blockchain-Based Digital Signature Frameworks for Healthcare Data Security. Journal of Computers, Mechanical and Management, 4(6), 16–29. https://doi.org/10.57159/jcmm.4.6.25221