[1
]Advanced Dermatology, Norwich, Connecticut
[2
]Department of Dermatology, Brown University, Providence, Rhode Island3Department of
Epidemiology, Brown University, Providence, Rhode Island4Center for Dermatoepidemiology,
VA Medical Center, Providence, Rhode Island5Department of Dermatology Rhode Island
[3
]Department of Dermatology, Wake Forest University School of Medicine, Winston-Salem,
North Carolina
[4
]Department of Dermatology, University of Cincinnati Hospital, Cincinnati, Ohio