AKH Universitaetsklinikum Vienna, Department f. Internal medicine I, oncology, Vienna, Austria
Medical University of Vienna, General Hospital, Vienna, Austria
Department of Neurosurgery, Medical University of Vienna, Vienna, Austria
Medical University of Vienna, Vienna, Austria
Medical University of Vienna, Department of Traumatology, Vienna, Austria
Medical University of Vienna, Vienna, Austria
Vienna General Hospital, Vienna, Austria
Medical University of Vienna, Vienna, Austria
Medical University of Vienna, Vienna, Austria
Medical University of Vienna, Vienna, Austria