Ethics:1. The interviewees received a thorough explanation as to the purpose of the study.
2. The interviewees were told that the interview would be recorded, transcribed and published.
3. All the interviewees agreed to take part in this study
4. All the interviewees were asked "under which name do you want to appear in this study: your full real name, your first name only, false name or any other nickname"?
The interviewees consented that their names be used in the study.