Can the implementation of electronic surveys with quick response (QR) codes be useful in the COVID-19 era?

The world is facing a health crisis with the outbreak of a novel coronavirus-caused respiratory disease (COVID-19). Strong measures (e.g. lockdown) and restrictions to limit the spread of infection have been adopted worldwide. Hand washing, maintaining physical distance (1 –2 m) and using protective masks are the main measures recommended by the World Health Organization (WHO)1 and seem to be effective,2 but they cannot be maintained forever.
Source: International Journal of Epidemiology - Category: Epidemiology Source Type: research