Societal costs of personality disorders among treatment-seeking patients in Norway: the relative contribution of specific DSM-5 categories.

"Declarations Conflict of interestOn behalf of all authors, the corresponding author states that there is no conflict of interest. Ethical approvalSe the Ethics section in the main text. The standard text suggested at the journal’s webpage was not applicable, because the data were anonymous, hence formal approval from the Norwegian State Data Inspectorate and Regional Committee for Medical Research and Ethics was not required. Patients consent statementNot applicable because the data are anonymous. See also the Ethics section of the main text. Conflict of interest On behalf of all authors, the corresponding author states that there is no conflict of interest."

"Funding Open access funding provided by Vestre Viken Hospital Trust. There has been no external funding of the research."