Received: 24 November 2017
Accepted: 9 March 2018
First Online: 27 March 2018
Ethics approval and consent to participate
: Ethical approval for the study was sought from and granted by the Research Ethics, Audit and Effectiveness Committee of the Central Mental Hospital. All participants gave written informed consent to participate. All participants were deemed capable of consenting to the study by their respective treating consultant psychiatrist.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.