Section of General Internal Medicine, Geisel School of Medicine at Dartmouth, The Dartmouth Institute for Health Policy and Clinical Practice, Dartmouth-Hitchcock Medical Center, 1 Medical Center Drive, Lebanon, NH 03756, USA. Electronic address: john.batsis@gmail.com. Section of General Internal Medicine, Geisel School of Medicine at Dartmouth, The Dartmouth Institute for Health Policy and Clinical Practice, Dartmouth-Hitchcock Medical Center, 1 Medical Center Drive, Lebanon, NH 03756, USA.