Received: 2 August 2020
Accepted: 23 December 2020
First Online: 9 January 2021
Ethics approval and consent to participate
: This study was conducted in accordance with ethical guidelines and approved by the institutional review board of Saku Central Hospital Advanced Care Center Research Ethical Committee (Approval No. R201904-06). Patients provided written informed consent for participation.
: The participants gave consent for the publication of the data described in the manuscript.
: The authors declare that they have no competing interests.