Dr. Munish Kumar, Sumedha Arya (2026) “A Secure And Interoperable Blockchain-Based Electronic Health Record System With Ai-Driven Analytics For Healthcare 4.0”, International Journal of Research & Technology, 14(S3), pp. 167–174. Available at: https://ijrt.org/j/article/view/1465 (Accessed: 11 June 2026).