Article History
Received: 2 October 2020
Revised: 28 December 2020
Accepted: 3 January 2021
First Online: 15 January 2021
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: This study does not require NHS Research Ethics Committee approval since it involves secondary analysis of anonymized data. This study was conducted in accordance with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.
: N/A.