Funding for this research was provided by:
Received: 23 August 2019
Accepted: 11 March 2021
First Online: 20 March 2021
: According to the Swedish Act concerning the Ethical Review of Research Involving Humans [CitationRef removed], no formal ethics approval was required for this study. The head of each nursing home gave authorisation for approaching the nurses. The study followed the Declaration of Helsinki [CitationRef removed]. The participants were informed about the study and about the handling of personal data and were informed that personal information would be kept confidential. Written informed consent was obtained.
: Consent for publication was received from the nurses.
: The authors declare that they have no competing interests.