Received: 13 August 2018
Accepted: 22 May 2019
First Online: 11 June 2019
Ethics approval and consent to participate
: Research ethics approval was granted on behalf of the Ethics Committee in the School of Social Sciences, History and Philosophy at Birkbeck College, University of London, UK. All participants were given written information about the study and the opportunity to ask questions before consenting to participate.
: The participant signed a consent form granting permission for her data to be used (in an anonymised way) for publications relating to the research.
: The author declares she has no competing interests.