Stefan Weinbrenner

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Ontology support has been incorporated into a design environment for inquiry learning scenarios in the context of an ongoing European project. The underlying ontology is being elaborated as an interdisciplinary agreement on basic concepts, their relationships and attributes between designers and developers. The ontology encapsulates concepts such as "(More)
INTRODUCTION The aim of this study was to investigate routine administrative data from a major German health insurance fund, Techniker Krankenkasse, which covers 5.4 million insured individuals. Using a retrospective cohort design, this study analysed data collected from patients with a hospital diagnosis of schizophrenia in 2003 (index hospitalisation) in(More)