Funding for this research was provided by:
Heart Failure Association (20000)
Received: 11 July 2019
Accepted: 19 June 2020
First Online: 26 June 2020
Ethics approval and consent to participate
: The study protocol was approved by the Postgraduate Studies Departmental Committee of the Department of Nursing, Cyprus University of Technology and was granted a waiver from further evaluation by the Cypriot National Bioethics Committee (2015.01.13). Participation in the study was anonymous and voluntary, after signing an informed consent. Permissions to use all questionnaires were obtained through personal communication with the first authors of the original studies.
: Not applicable.
: The authors declare that they have no competing interests.