... cost data resulting from changes. Nevertheless, the current information system for change management is primarily centralised, relying on external parties, opaque in its information, lacking trustworthiness and prone to data loss. To overcome these challenges, this paper proposes a blockchain-based...

... HISs at both local and city levels based on permissioned blockchain to (a) integrate and manage information from the seven critical HISs and (b) further predict the demands for medical resources according to patient trajectories. A case study was finally conducted at three hospitals...