1. Department of Anesthesiology, Perioperative and Pain Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts, USA
2. Department of Clinical Research, University of Basel
3. Clinic for Anaesthesia, Intermediate Care, Prehospital Emergency Medicine and Pain Therapy, University Hospital Basel
4. Memory Clinic, University Department of Geriatric Medicine FELIX PLATTER, Basel, Switzerland