1. Department of Anesthesiology & Perioperative Medicine, The Knight Cardiovascular Institute, Oregon Health & Science University, Portland, Oregon.
2. Jiangsu Key Laboratory of Translational Research and Therapy for Neuro-Psycho-Diseases and Institute of Neuroscience, Soochow University, Suzhou, Jiangsu, China.
3. Department of Neurological Surgery, University of Washington School of Medicine, Seattle, Washington.