https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-017-0166-y
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-017-0163-1
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-017-0164-0
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-017-0162-2
https://annals-general-psychiatry.biomedcentral.com/articles/10.1186/s12991-017-0165-z