From the ∗Department of Undergraduate Medical Education, University of Texas Southwestern Medical School

†Department of Internal Medicine, Division of Infectious Diseases and Geographic Medicine, University of Texas Southwestern Medical Center

‡Department of Internal Medicine, Division of Infectious Diseases and Geographic Medicine, Parkland Health, Dallas, TX.

Correspondence to: Sheena Knights, MD, Department of Internal Medicine, Division of Infectious Diseases and Geographic Medicine, University of Texas Southwestern Medical Center, 5323 Harry Hines Blvd, Dallas, TX 75390-9113. E-mail: [email protected].

The authors have no funding or conflicts of interest to disclose.