1. Anesthesiology and Perioperative Care Service, Veterans Affairs Palo Alto Health Care System, Palo Alto, California, USA
2. Department of Anesthesiology, Perioperative and Pain Medicine, Stanford University School of Medicine, Stanford, California, USA
3. Center for Innovation to Implementation, Veterans Affairs Palo Alto Health Care System, Palo Alto, California, USA
4. Program Evaluation and Resource Center, Office of Mental Health and Suicide Prevention, Veterans Health Administration
5. Health Economics Resource Center, Veterans Affairs Palo Alto Health Care System, Palo Alto, California, USA
6. Department of Surgery, Stanford University School of Medicine, Stanford, California, USA
7. Department of Medicine, Stanford University School of Medicine, Stanford, California, USA