Analysis of COVID-19 Transmission Sources in France by Self-Assessment Before and After the Partial Lockdown: Observational Study.
Fabrice DenisAnne-Lise SeptansFlorian Le GoffStephan JeanneauFrançois-Xavier LescurePublished in: Journal of medical Internet research (2021)
ClinicalTrials.gov NCT04670003; https://clinicaltrials.gov/ct2/show/NCT04670003.