*Department of Dermatology, Vanderbilt University Medical Center, Nashville, TN;

†Department of Dermatology, Mayo Clinic, Jacksonville, FL; and

‡Department of Laboratory Medicine & Pathology, Mayo Clinic, Jacksonville, FL.

Correspondence: Olayemi Sokumbi, MD, Mayo Clinic, 4500 San Pablo Road S, Jacksonville, FL 32224 (e-mail: [email protected]).

The authors declare no conflicts of interest.