1. Department of Endocrinology, afsn.541; Hvidovre Hospital; Kettegård alle 30, 2650 Hvidovre Denmark
2. Department of Neurosurgery; Århus University Hospital; Århus Denmark
3. Department of Cardiology; Hvidovre University Hospital; Hvidovre Denmark
4. Department of Cardiology, Rigshospitalet; University of Copenhagen; Copenhagen Denmark