Secure-fault-tolerant efficient industrial internet of healthcare things framework based on digital twin federated fog-cloud networks. - Abdullah Lakhan; Ali Azawii Abdul Lateef; Mohd Khanapi Abd Ghani; Karrar Hameed Abdulkareem; Mazin Abed Mohammed; Jan Nedoma; Radek Martinek; Begoña García Zapirain (J. King Saud Univ. Comput. Inf. Sci., 2023)