The Corona-Warn-App helps us to determine whether we have had any contact with an infected person which could result in a risk of catching the virus. This way, we can interrupt chains of infection more quickly. The app is a service by the Federal Government....

This app provides a standardized questionnaire (developed by German medical experts in this field) for corona testing, which is entered by the patient on his or her smartphone. With a barcode this information can be transferred directly into clinical IT systems to speed up documentation...