Trends and symptoms of SARS-CoV-2 infection: a longitudinal study on an Alpine population representative sample.
Giulia BarbieriMassimo PizzatoMartin GogeleDaniele GiardielloChristian X WeichenbergerLuisa FocoDaniele BottigliengoCinzia BertelliLaura BarinRebecca LundinPeter Paul PramstallerCristian PattaroRoberto MelottiPublished in: BMJ open (2023)
Regular symptom tracking from population representative samples is an effective screening tool auxiliary to laboratory diagnostics for novel pathogens at critical times, as manifested in this study of COVID-19 patterns. Integrated surveillance systems might benefit from more direct involvement of citizens' active symptom tracking.