Detection of Spatiotemporal Clusters of COVID-19–Associated Symptoms and Prevention Using a Participatory Surveillance App: Protocol for the @choum Study

Detection of Spatiotemporal Clusters of COVID-19–Associated Symptoms and Prevention Using a Participatory Surveillance App: Protocol for the @choum Study

Authors of this article:

David De Ridder^{1, 2, 3, 4} ;   Andrea Jutta Loizeau^{1, 2} ;   José Luis Sandoval^{3, 5} ;   Frédéric Ehrler⁶ ;   Myriam Perrier⁶ ;   Albert Ritch⁶ ;   Guillemette Violot⁷ ;   Marc Santolini⁸ ;   Bastian Greshake Tzovaras⁸ ;   Silvia Stringhini^{1, 2} ;   Laurent Kaiser^{2, 9, 10} ;   Jean-François Pradeau⁶ ;   Stéphane Joost^{3, 4} ;   Idris Guessous^{1, 2, 3, 4}