https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-016-0112-4
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-016-0106-2
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-016-0107-1
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-016-0113-3
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-016-0111-5