1 Department of Dermatology, Northwestern University Feinberg School of Medicine, Chicago, Illinois.
2 Department of Dermatology, Marshfield Clinic Health System, Marshfield, Wisconsin.
3 Cosmetic Laser Dermatology, A West Dermatology Company, San Diego, California.
4 Dermatology, Laser, and Vein Specialists of the Carolinas, Charlotte, North Carolina; Department of Dermatology, Wake Forest University, Salem, North Carolina.
5 Zimmet Vein & Dermatology, Austin, Texas.
6 Texas Surgical Dermatology PA, Spring, Texas.
7 Department of Dermatology, University of California San Diego, San Diego, California.
8 Department of Dermatology, Pennsylvania State College of Medicine, Hershey, Pennsylvania.
9 Department of Dermatology, Case Western Reserve University, Cleveland, Ohio; Innova Dermatology, Hendersonville, Texas.
10 Department of Dermatology, University of Illinois, Chicago, Illinois; Oak Dermatology, Itasca, Illinois.
11 Department of Dermatology, University of Texas McGovern Medical School, Houston, Texas.
12 Department of Dermatology, University of Maryland School of Medicine, Baltimore, Maryland; Maryland Dermatology Laser, Skin & Vein Institute, Hunt Valley, Maryland.
13 Department of Dermatology, Mayo Clinic, Scottsdale, Arizona.
14 Department of Dermatology, University of Illinois at Chicago, Chicago, Illinois.
15 Laser & Skin Surgery Center New York, New York, New York; Department of Dermatology, New York University Langone Medical Center, New York, New York.
16 Department of Dermatology, University of Alabama at Birmingham, Birmingham, Alabama.
17 Westlake Dermatology Clinical Research Center, Westlake Dermatology & Cosmetic Surgery, Austin, Texas.
18 Department of Dermatology, Keck Medical Center of the University of Southern California, Los Angeles, California.
19 Department of Dermatology, Weill Cornell/New York Presbytarian, New York, New York.
20 Vein Center, Ruhr University, Bochum, Germany.
21 Park Nicollet Clinic, St. Louis Park, Minnesota.
22 Department of Dermatology, Stanford University School of Medicine, Palo Alto, California.
23 Department of Dermatology, University of Florida, Gainesville, Florida.
24 Department of Dermatology, University of Washington, Seattle, Washington; Department of Dermatology, Seattle Children's Hospital, Seattle, Washington.
25 Audubon Dermatology, New Orleans, Louisiana; Department of Dermatology, Louisiana State University, New Orleans, Louisiana; Department of Dermatology, Tulane University, New Orleans, Louisiana.
26 Department of Dermatology, Boston University, Boston, Massachusetts.
27 Department of Dermatology, Henry Ford Health, Detroit, Michigan.
28 Department of Dermatology, University of Mississippi Medical Center, Jackson, Mississippi.
29 Department of Dermatology, University of California San Francisco, San Francisco, California.
30 Department of Dermatology, West Virginia University, Morgantown, West Virginia.
31 Department of Dermatology, Loma Linda University, Loma Linda, California.
32 Department of Dermatology, New York University Langone Medical Center, New York, New York; CompleteSkinMD, New York, New York.
33 Department of Dermatology, Duke University, Durham, North Carolina.
34 Department of Dermatology, Cleveland Clinic, Cleveland, Ohio.
35 Cooper Center for Dermatologic Surgery, Evesham, New Jersey.
36 Department of Dermatology, Yale School of Medicine, New Haven, Connecticut.
37 Department of Dermatology, Northwestern University Feinberg School of Medicine, Chicago, Illinois; Department of Otolaryngology, Northwestern University Feinberg School of Medicine, Chicago, Illinois; Department of Surgery, Northwestern University Feinberg School of Medicine, Chicago, Illinois. Electronic address: m-alam@northwestern.edu.