1 Program for Clinical Research, Department of Dermatology, University of California, San Francisco, California. Electronic address: katrina.abuabara@ucsf.edu.
2 Department of Dermatology, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts.
3 Department of Dermatology, Emory University, Atlanta, Georgia; Atlanta Veterans Affairs Medical Center, Aurora, Colorado.
4 Department of Dermatology, University of Colorado School of Medicine, Aurora, Colorado.
5 Department of Dermatology and Skin Science, University of British Columbia, Vancouver, British Columbia, Canada.
6 Department of Dermatology, University of Utah, Salt Lake City, Utah; Department of Population Health Sciences, University of Utah, Salt Lake City, Utah.
7 Department of Dermatology, Northwestern Feinberg School of Medicine, Chicago, Illinois.
8 Dermatology Department, University of Central Florida, College of Medicine, Orlando, Florida; Ameriderm Research, Ormond Beach, Florida; Department of Medicine, University of Illinois, College of Medicine, Urbana, Illinois.
9 Center for DermatoEpidemiology, Veterans Affairs Medical Center, Providence, Rhode Island; Departments of Dermatology and Epidemiology, Brown University, Providence, Rhode Island.
10 Department of Dermatology, Kaiser Permanente Los Angeles Medical Center, Los Angeles, California.
11 Program for Clinical Research, Department of Dermatology, University of California, San Francisco, California; Department of Dermatology, Vanderbilt University Medical Center, Nashville, TN.