Lampi, Elina
Carlsson, Fredrik
Sundvall, Pär-Daniel
Torres, Marcela Jaime
Ulleryd, Peter
Åhrén, Christina
Jacobsson, Gunnar http://orcid.org/0000-0002-3296-4408
Article History
Received: 12 December 2019
Accepted: 11 September 2020
First Online: 23 September 2020
Ethics approval and consent to participate
: Ethical approval and consent to participate was waived<b>.</b> No data on individual patients was handled. Region Västra Götaland granted permission to use the aggregated data used in the study. According to Swedish law this aggregated data on the level of the PHCC is public and not liable to any confidentiality which is why no ethical approval was necessary for this study.
: Not applicable.
: The authors declare that they have no competing interests.