1 Division of General Medicine and Primary Care, Department of Medicine, Brigham and Women's Hospital, Boston, Mass; Department of Medicine, Harvard Medical School, Boston, Mass; VA Boston Healthcare System, Mass. Electronic address: jvassy@partners.org.
2 Division of General Medicine and Primary Care, Department of Medicine, Brigham and Women's Hospital, Boston, Mass; Department of Medicine, Harvard Medical School, Boston, Mass.
3 Genomic Medicine Institute, Geisinger Health System, Danville, Pa.