. 2021 Jan 22;23(1):e13556. doi: 10.2196/13556
©Yonggang Xiao, Bin Xu, Wenhao Jiang, Yunjun Wu. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 22.01.2021.
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Figure 7.
The structure of the transaction, the block, and the ledger. EHR: electronic health record.