Sundet, Rolf
Kim, Hesook Suzie
Karlsson, Bengt Eirik
Borg, Marit
Sælør, Knut Tore
Ness, Ottar
Article History
Received: 31 March 2020
Accepted: 1 June 2020
First Online: 9 June 2020
Ethical approval and consent to participate
: This paper is a meta-synthesis of published articles. The original articles used for this study specified the ethical approvals and the consents to participate in the studies.
: Not applicable.
: The authors declare that they have no competing interests.