1. Program on Regulation, Therapeutics, and Law (PORTAL), Division of Pharmacoepidemiology and Pharmacoeconomics, Department of Medicine, Brigham and Women's Hospital, Boston, Massachusetts, USA
2. Departments of Medicine, University of Utah School of Medicine, Salt Lake City, Utah, USA
3. Departments of Psychiatry, University of Utah School of Medicine, Salt Lake City, Utah, USA
4. Birmingham VA Medical Center, Birmingham, Alabama, USA
5. Department of Medicine, University of Alabama at Birmingham School of Medicine, Birmingham, Alabama, USA