Article History
Received: 13 February 2017
Revised: 16 June 2019
Accepted: 17 June 2019
First Online: 22 July 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of King’s College London’s Psychiatry, Nursing and Midwifery Research Ethics Subcommittee (reference PNM/13/14-110) and 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.