1. Southern California Permanente Medical Group, San Diego, CA
2. Department of Family and Preventive Medicine, University of California, San Diego School of Medicine, La Jolla, CA
3. Institute of Health Law Studies, California Western School of Law, San Diego, CA
4. San Diego Center for Patient Safety, University of California, San Diego School of Medicine, San Diego, CA
5. Department of Anesthesiology, University of California, San Diego School of Medicine, San Diego, CA