Said, Dunja
Willrich, Niklas
Ayobami, Olaniyi
Noll, Ines
Eckmanns, Tim
Markwart, Robby https://orcid.org/0000-0003-0338-3433
Funding for this research was provided by:
Robert Koch-Institut
Article History
Received: 21 July 2020
Accepted: 12 February 2021
First Online: 1 March 2021
Ethics approval and consent to participate
: The study only includes routine surveillance data. Ethical approval for analysis of such surveillance data is not required according to the Medical Association’s professional code of conduct.
: Not applicable.
: The authors declare that they have no competing interests.