Munch, Tina Nørgaard
Gørtz, Sanne
Hauerberg, John
Wohlfahrt, Jan
Melbye, Mads
Article History
Received: 12 September 2019
Accepted: 19 March 2020
First Online: 26 March 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: For this type of study, formal consent is not required. All data in this study were handled in accordance with the Danish law of data protection, and purely register-based studies do not require ethical approval. The individual CPR numbers are encrypted as standard, and all analyses were performed and presented as aggregated data. In accordance with these requirements, all numbers below five individuals are presented as < 5 in both text and tables. Thus, no personally identifiable data was presented.