Contact tracing and warning app used to warn users if they have been in proximity for a certain duration to a person who reported to have been tested positive of COVID-19

Φωτογραφία 1: Contact tracing and warning app used to warn users if they have been in proximity for a certain duration to a person who reported to have been tested positive of COVID-19
Φωτογραφία 2: Contact tracing and warning app used to warn users if they have been in proximity for a certain duration to a person who reported to have been tested positive of COVID-19
Φωτογραφία 3: Contact tracing and warning app used to warn users if they have been in proximity for a certain duration to a person who reported to have been tested positive of COVID-19
Φωτογραφία 4: Contact tracing and warning app used to warn users if they have been in proximity for a certain duration to a person who reported to have been tested positive of COVID-19
Φωτογραφία 5: Contact tracing and warning app used to warn users if they have been in proximity for a certain duration to a person who reported to have been tested positive of COVID-19
Φωτογραφία 6: Contact tracing and warning app used to warn users if they have been in proximity for a certain duration to a person who reported to have been tested positive of COVID-19
Φωτογραφία 7: Cyclist riding bike on bicycle lane