1. From the Division of General Internal Medicine, Los Angeles Biomedical Research Institute at Harbor–University of California Los Angeles (UCLA) Medical Center and the David Geffen School of Medicine at UCLA, Los Angeles (B.S.); the Division of Infectious Diseases, Johns Hopkins University School of Medicine, Baltimore (J.G.B.); and the Department of Medical Education, Providence Portland Medical Center and Oregon Health Sciences University, Portland (D.N.G.).