| Department of Biostatistics, Yale University School of Public Health, New Haven, CT, USA. |
| VA Clinical Epidemiology Research Center (CERC), VA Connecticut Healthcare System, West Haven, CT, USA. |
| Veterans Affairs (VA) Clinical Epidemiology Research Center (CERC), VA Connecticut Healthcare System, West Haven, Connecticut; Department of Biostatistics, Yale University School of Medicine, New Haven, Connecticut. |
| Yale School of Medicine, New Haven, CT, USA. |
| Yale School of Public Health, New Haven, CT, USA. |