1. Geospatial blockchain: promises, challenges, and scenarios in health and healthcare;Kamel Boulos;Int. J. Health Geogr.,2018
2. See https://www.blockchainpeerreview.org/.
3. See https://www.technologyreview.com/s/608959/why-the-cdc-wants-in-on-blockchain/.
4. See https://www.ncbi.nlm.nih.gov/pubmed/?term=blockchain.
5. See, for example, https://medicalchain.com/en/.