From the Division of Rheumatology, Department of Medicine, University of Southern California Keck School of Medicine, Los Angeles, CA.

The authors declare no conflict of interest.

Correspondence: Eaman Alhassan, MD, Division of Rheumatology, Department of Medicine, University of Southern California Keck School of Medicine, 2020 Zonal Ave, IRD 4th Floor, Room 423, Los Angeles, CA 90033. E-mail: [email protected].