Funding for this research was provided by:
Sundhedsvidenskabelige Fakultet, Aarhus Universitet
Department of Clinical Epidemiology Aarhus University Hospital
Knud and Edith Eriksens Mindefond
Text and Data Mining valid from 2020-02-13
Received: 17 September 2019
Accepted: 7 February 2020
First Online: 13 February 2020
Ethics approval and consent to participate
: The study was approved by the Danish Data Protection Agency (record number 2015-57-0002, Aarhus University record number 2016–051–000001-522). Ethical approval and consent from participants is not required for registry-based studies in Denmark.
: Not applicable.
: The authors declare that they have no competing interests.