Karl Arne Johannessen

Improving accessibility for outpatients in specialist clinics: reducing long waiting times and waiting lists with a simple analytic approach

K. Johannessen, Karl Arne Johannessen, Nina Alexandersen, 2018, BMC Health Services Research.

Assessing physician productivity following Norwegian hospital reform: A panel and data envelopment analysis.

S. Kittelsen, T. Hagen, K. Johannessen, 2017, Social science & medicine.