1. Department of Anesthesiology; Duke University School of Medicine; Durham NC USA
2. Department of Neurobiology and Acupuncture Research; The 3rd Clinical Medical College, Zhejiang Chinese Medical University; Hangzhou China
3. Department of Pharmaceutical Sciences, School of Pharmacy; University of Connecticut; Storrs CT USA
4. Yale Tobacco Center of Regulatory Science (TCORS), Department of Psychiatry; Yale School of Medicine; New Haven CT USA