Syndromic Surveillance Insights from a Symptom Assessment App Before and During COVID-19 Measures in Germany and the United Kingdom: Results from Repeated Cross-Sectional Analyses
JMIR MHEALTH AND UHEALTH（2020）
关键词
epidemiology,participatory epidemiology,participatory surveillance,COVID-19 symptom assessment apps,symptom checker apps,syndromic surveillance,COVID-19 measures,COVID-19 lockdown,digital public health,health effects of COVID-19 measures,infoveillance
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