Øiesvold, T., Nivison, M., Hansen, V., Skre, I., Østensen, L., & Sørgaard, K. W. (2013). Diagnosing comorbidity in psychiatric hospital: Challenging the validity of administrative registers. BioMed Central.

Øiesvold, Terje, Mary Nivison, Vidje Hansen, Ingunn Skre, Line Østensen, ja Knut W. Sørgaard. Diagnosing Comorbidity in Psychiatric Hospital: Challenging the Validity of Administrative Registers. BioMed Central, 2013.

Øiesvold, Terje, et al. Diagnosing Comorbidity in Psychiatric Hospital: Challenging the Validity of Administrative Registers. BioMed Central, 2013.