1. Department of Pharmacy Administration and Clinical Pharmacy, School of Pharmacy, Xi’an Jiaotong University, Xi’an, Shaanxi, China
2. Department of Population Medicine, Harvard Medical School and Harvard Pilgrim Health Care Institute, Boston, Massachusetts
3. Department of Medicine, Brigham and Women’s Hospital, Boston, Massachusetts
4. Department of Medicine, Brigham and Women’s Faulkner Hospital, Boston, Massachusetts
5. Department of Medicine and Infection Control Unit, Massachusetts General Hospital, Boston