Hemmings G.
J R Soc Med. 1980 Feb;73(2):154.
PMID: 7230194

Tada R, Tanabe A.
Seishin Shinkeigaku Zasshi. 2008;110(9):757-63.
PMID: 19119514

Kendler KS, First MB.
Br J Psychiatry. 2010 Oct;197(4):263-5. doi: 10.1192/bjp.bp.109.076794.
PMID: 20884947

Harré R.
Psychopathology. 2005 Jul-Aug;38(4):185-8. doi: 10.1159/000086088.
PMID: 16145271

Høye A.
Tidsskr Nor Laegeforen. 2013 Jun 25;133(12):1329-31. doi: 10.4045/tidsskr.13.0327.
PMID: 23817266

Følling L.
Tidsskr Nor Laegeforen. 2013 Sep 17;133(17):1798-9. doi: 10.4045/tidsskr.13.1091.
PMID: 24042287

Mackay AV.
J R Soc Med. 1980 Jun;73(6):466.
PMID: 20894316