Branimir Anic

Learn More
This paper introduces an interpolation framework for the weighted-H 2 model reduction problem. We obtain a new representation of the weighted-H 2 norm of SISO systems that provides new interpola-tory first order necessary conditions for an optimal reduced-order model. The H 2 norm representation also provides an error expression that motivates a new(More)
Primary spinal melanomas are extremely rare lesions. In 1906, Hirschberg reported the first primary spinal melanoma, and since then only 40 new cases have been reported. A 47-year-old man was admitted suffering from low back pain, fatigue and loss of body weight persisting for three months. He had a 17-year-old history of an operated primary spinal melanoma(More)
BACKGROUND The aim of this study was to assess and compare patients' access to biologic anti-RA drugs in selected Central and Eastern European (CEE) countries and to analyze the determinants of differences between countries. MATERIAL/METHODS This is a multi-country survey study, based on a combination of desk research and direct contact with national RA(More)
  • 1