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How does blockchain work?Blockchain records digital information and distributes it across the network without changing it. The information is distributed among many users and stored in an immutable, permanent ledger that can't be changed or destroyed. That's why blockchain is also called "Distributed Ledger Technology" or DLT.
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Surgeon James Hewes has noticed a rise in patients with gallstones
This year there were more than 30,000 applicants for 10,000 jobs at this stage, although some will have been doctors from abroad.