1. Department of Surgical Sciences, Division of Cardiothoracic Anaesthetics and Intensive Care, Karolinska Institute, Karolinska Hospital, Stockholm, Sweden,
2. Department of Surgical Sciences, Division of Thoracic Surgery, Karolinska Institute, Karolinska Hospital, Stockholm, Sweden,
3. Department of Physiology and Pharmacology, Karolinska Institute, Karolinska Hospital, Stockholm, Sweden,
4. Department of Surgical Sciences, Division of Anesthesiology and Intensive Care, Karolinska Institute, Karolinska Hospital, Stockholm, Sweden