Department of Dermatology, Oregon Health and Science University, Portland, OR, USA. Department of Dermatology, The George Washington University School of Medicine and Health Sciences, Washington, DC, USA. Department of Allergy and Clinical Immunology, Centre Hospitalier Lyon-Sud, Hospices Civils de Lyon, Pierre-Bénite, France. Department of Dermatology and Immunology, Icahn School of Medicine at Mount Sinai, New York, NY, USA. Versiti, Translational Glycomics Center, Blood Research Institute, Milwaukee, WI, USA. Departments of Biochemistry and Medicine, Medical College of Wisconsin, Milwaukee, WI, USA. Department of Dermatology, Bispebjerg Hospital, University of Copenhagen, Copenhagen, Denmark. Pfizer Inc., New York, NY, USA. Pfizer Inc., La Jolla, CA, USA. Pfizer R & D UK Ltd., Kent, UK. Pfizer Ltd., Surrey, UK. Pfizer Inc., Collegeville, PA, USA. Pfizer Inc., Groton, CT, USA. Pfizer Inc., Collegeville, PA, USA. Susan.L.Johnson@pfizer.com.