| Department of Medicine, Brigham and Women's Hospital, Boston, MA, USA. |
| Department of Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA. |
| Massachusetts Veterans Epidemiology Research and Information Center (MAVERIC), VA Boston Healthcare System, Boston, MA, USA. |
| Massachusetts Veterans Epidemiology Research and Information Center, VA Boston Healthcare System, Boston, Massachusetts; Department of Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts. |
| VA Boston Healthcare System, Massachusetts Veterans Epidemiology Research and Information Center, Boston, MA, USA. |