Another project by a group of Czech volunteers: https://github.com/covid19cz/erouska-android https://github.com/covid19cz/erouska-android https://github.com/c

Another project by a group of Czech volunteers: https://github.com/covid19cz/erouska-android https://github.com/covid19cz/erouska-android https://github.com/covid19cz/erouska-ios https://github.com/covid19cz/erouska-ios