Rahees Ur Rehman, and Gurjit Singh Bhathal. 2025. “Design and Implementation of a Secure Interoperable EHR System Using Ethereum, Hyperledger Fabric, and Decentralized IPFS Storage”. International Journal of Computer Sciences and Engineering 13 (11):29-36. https://doi.org/10.26438/ijcse/v13i11.2936.