Department of Anesthesiology, Intensive Care Medicine and Pain Therapy, Diako Hospital,Flensburg, Academic Teaching Hospital of the University of Kiel;
Department of Anesthesiology, Intensive Care Medicine,Pain Therapy and Palliative Care, Knappschaftskrankenhaus, Ruhr University, Bochum, Germany;
Department of Anesthesiology, Intensive Care Medicine and Pain Therapy, Diako Hospital,Flensburg, Academic Teaching Hospital of the University of Kiel;
Department of Anesthesiology, Intensive Care Medicine and Pain Therapy, Diako Hospital,Flensburg, Academic Teaching Hospital of the University of Kiel;
Department of Anesthesiology, Intensive Care Medicine,Pain Therapy and Palliative Care, Knappschaftskrankenhaus, Ruhr University, Bochum, Germany;