MuEOC: Efficient SGX-Based Multi-Key Homomorphic Outsourcing Computation for E-Health System - Wang, Y.; Zhou, J.; Cao, Z.; Dong, X.; Choo, K.R. (IEEE Transactions on Dependable and Secure Computing, Dependable and Secure Computing, IEEE Transactions on, IEEE Trans. Dependable and Secure Comput., 2025)