Urban monitoring, evaluation and application of COVID-19 listed vaccine effectiveness: a health code blockchain study
Objective By using health code blockchain, cities can maximise the use of personal information while maximising the protection of personal privacy in the monitoring and evaluation of the effectiveness of listed vaccines.Design This study constructs an urban COVID-19 listed vaccine effectiveness (VE)...
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| Main Authors: | , , , |
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| Format: | Article |
| Language: | English |
| Published: |
BMJ Publishing Group
2022-07-01
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| Series: | BMJ Open |
| Online Access: | https://bmjopen.bmj.com/content/12/7/e057281.full |
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