COVID-19 Vaccine Effectiveness and Digital Pandemic Surveillance in Germany (ecov Study): Web Application-Based Prospective Observational Cohort Study
JOURNAL OF MEDICAL INTERNET RESEARCH(2024)
关键词
COVID-19,SARS-CoV-2,COVID-19 vaccines,BNT162b2,vaccine effectiveness,participatory disease surveillance,web application,digital public health,vaccination,Germany,effectiveness,data collection,disease surveillance,tool
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