https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-016-0117-z
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-016-0122-2
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-016-0118-y
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-016-0120-4
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-016-0109-z
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-016-0119-x
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-016-0121-3