| Clinical Epidemiology Research Center (CERC), VA Cooperative Studies Program, VA Connecticut Healthcare System, 950 Campbell Avenue, 151B, West Haven, CT 06516, USA; Department of Internal Medicine, Yale University School of Medicine, New Haven, CT, USA. Electronic address: john.concato@va.gov. |
| Clinical Epidemiology Research Center, VA Connecticut Healthcare System, West Haven, CT, USA. |
| Cooperative Studies Program (CSP), VA Clinical Epidemiology Research Center (CERC), VA Connecticut Healthcare System, West Haven, CT, USA. |
| Department of Medicine, Yale University School of Medicine, New Haven, CT, USA. |
| Food and Drug Administration, Center for Drug Evaluation and Research, Silver Spring, MD, USA. |
| Office of Medical Policy, Center for Drug Evaluation and Research, Food and Drug Administration (FDA), Silver Spring, MD, USA. |
| VA Clinical Epidemiology Research Center (CERC), VA Connecticut Healthcare System, West Haven, CT, USA. |
| Veterans Affairs Connecticut Healthcare System, West Haven, CT, 06516, USA. |
| Veterans Affairs Connecticut Healthcare System, West Haven, CT, USA. |
| Veterans Affairs (VA) Clinical Epidemiology Research Center (CERC), VA Connecticut Healthcare System, West Haven, Connecticut; Department of Medicine, Yale University School of Medicine, New Haven, Connecticut. |
| Yale School of Medicine, New Haven, CT, 06511, USA. |
| Yale School of Medicine, New Haven, CT, USA. |