1. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Koç University School of Medicine Istanbul Turkey
2. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Marmara University School of Medicine Istanbul Turkey
3. Urticaria Center of Reference and Excellence (UCARE) School of Medicine Universidad de Especialidades Espíritu Santo, Samborondón, Ecuador and RespiraLab Research, Guayaquil Ecuador
4. Urticaria Center of Reference and Excellence (UCARE)Faculdade de Medicina do ABC Santo André Brazil
5. Alergoskin Alergia e Dermatologia SS ltda Santo André Brazil
6. UCARE Center São Paulo Brazil
7. Urticaria Center of Reference and Excellence (UCARE) Division of Allergy and Clinical Immunology Department of Medicine University of Cape Town Cape Town7925South Africa
8. Urticaria Center of Reference and Excellence (UCARE) Cleveland Clinic Abu Dhabi UAE
9. Urticaria Center of Reference and Excellence (UCARE) University of São Paulo São Paulo Brazil
10. Urticaria Center of Reference and Excellence (UCARE) Microbiology Department Faculty of Medicine Kuwait University Safat Kuwait
11. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology and Allergy Charité ‐ Universitätsmedizin Berlin Berlin Germany
12. Urticaria Center of Reference and Excellence (UCARE) King Faisal Specialist Hospital & Research Center Al Faisal University Riyadh Saudi Arabia
13. Urticaria Center of Reference and Excellence (UCARE) Preto Medical School University of São Paulo São Paulo Brazil
14. Urticaria Center of Reference and Excellence (UCARE) Ambulatorio di AllergologiaClinica San Carlo Paderno Dugnano Italy
15. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology University Allergy CenterUniversity Hospital Carl Gustav CarusTechnical University Dresden Germany
16. Urticaria Center of Reference and Excellence (UCARE) Division of Allergy, Immunology and Dermatology Department of Pediatrics McGill University Health Center Montreal QC Canada
17. Urticaria Center of Reference and Excellence (UCARE) University of Cincinnati College of MedicineDivision of Immunology, Rheumatology and Allergy Cincinnati USA
18. Urticaria Center of Reference and Excellence (UCARE) Division of Allergy University Clinic of Respiratory and Allergic Diseases Golnik Golnik Slovenia
19. Urticaria Center of Reference and Excellence (UCARE) Clinical Immunology/Internal Medicine Department National Reference Center for AngioedemaGrenoble University Hospital Grenoble France
20. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology and Allergy Allergie‐Centrum‐CharitéCharité ‐ Universitätsmedizin Berlin Berlin Germany
21. Autoinflammation Reference Center Charité (ARC2) Charité ‐ Universitätsmedizin Berlin Berlin Germany
22. Urticaria Center of Reference and Excellence (UCARE) Department of Internal Medicine with Division of Allergology Institute of Medical Sciences University of Opole Opole Poland
23. Urticaria Center of Reference and Excellence (UCARE) Division of Clinical Immunology and Allergy Icahn School at Mount Sinai New York NY USA
24. Urticaria Center of Reference and Excellence (UCARE) Universidade Federal da Bahia Salvador Brazil
25. Serviço de Imunologia Hospital das Clínicas Professor Edgard Santos Salvador Brazil
26. Urticaria Center of Reference and Excellence (UCARE) University Hospital of Wales Cardiff UK
27. Urticaria Center of Reference and Excellence (UCARE) Department of Immunology St James’s Hospital and Trinity College Dublin Ireland
28. Urticaria Center of Reference and Excellence (UCARE)Faculdade de Medicina do ABC (FMABC) Santo André Brazil
29. Urticaria Center of Reference and Excellence, (UCARE) Faculdade de Ciências Médicas e da Saúde de Juiz de Fora (SUPREMA) Hospital Maternidade Therezinha de Jesus Minas Gerais Brazil
30. Urticaria Center of Reference and Excellence (UCARE) Division of Allergy Department of Internal Medicine Istanbul Faculty of Medicine Istanbul University Istanbul Turkey
31. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology, Venereology and Allergology University of Essen Essen Germany
32. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology and Venereology Faculty of Medicine Hacettepe University Ankara Turkey
33. Urticaria Center of Reference and Excellence (UCARE) Department of Allergy and Immunotherapy Institute of Immunology FMBA of Russia Moscow Russia
34. Urticaria Center of Reference and Excellence (UCARE) Division of Allergy Clinical Immunology and Rheumatology Department of Pediatrics Federal University of São Paulo São Paulo Brazil
35. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Kayseri City Education and Research Hospital Kayseri Turkey
36. Urticaria Center of Reference and Excellence (UCARE) Ambulatorio di Dermatologia Allergologica e Professionale Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico Milano Italy
37. Urticaria Center of Reference and Excellence (UCARE) The Dermatology Department of the Hospital de Bellvitge Universitat de Barcelona Barcelona Spain
38. Urticaria Center of Reference and Excellence (UCARE) Center of Allergy and Immunology Moscow Ministry of Healthcare Moscow Russia
39. Department of Allergology and Clinical Immunology I.M. Sechenov First Moscow State Medical University Moscow Russia
40. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Amsterdam UMC Amsterdam The Netherlands
41. Urticaria Center of Reference and Excellence (UCARE) Division of Dermatology Kobe UniversityGraduate School of Medicine Kobe Japan
42. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Hospital del MarIMIMUniversitat Autònoma Barcelona Spain
43. Urticaria Center of Reference and Excellence (UCARE)Department of DermatologyD Y. Patil University School of Medicine Mumbai India
44. Urticaria Center of Reference and Excellence (UCARE) Centro Hospitalar Universitário Coimbra and Faculty of MedicineUniversity of Coimbra Clinica de Dermatologia Coimbra Portugal
45. Urticaria Center of Reference and Excellence (UCARECenter of Allergy and Immunology Tbilsi Georgia
46. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Guys & St Thomas' Hospital London UK
47. Urticaria Center of Reference and Excellence (UCARE) Allergy Unit Department of Dermatology University Hospital of Zurich Zurich Switzerland
48. Urticaria Center of Reference and Excellence (UCARE) Department of Environmental Immuno‐Dermatology Yokohama City University Graduate School of Medicine Yokohama Japan
49. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology and Allergy University Medical Center Giessen (UKGMJustus‐Liebig‐University Giessen Giessen Germany
50. Urticaria Center of Reference and Excellence (UCARE) School of Medicine Department of Chest Diseases Adult Allergy Unit Hacettepe University Sihhiye Ankara Turkey
51. Urticaria Center of Reference and Excellence (UCARE) European Center for Diagnosis and Treatment of Urticaria Medical University of Silesia Zabrze Poland
52. Urticaria Center of Reference and Excellence (UCARE) Immunology & Allergy Unit Department of Medicine Campbelltown Hospital Campbelltown NSW Australia
53. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology, Venereology and Pediatric Dermatology Medical University of Lublin Lublin Poland
54. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Faculty of Medicine Siriraj Hospital Mahidol University Bangkok Thailand
55. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Postgraduate Institute of Medical Education and Research Chandigarh India
56. Urticaria Center of Reference and Excellence (UCARE) Clinica San Felipe Lima Peru
57. Urticaria Center of Reference and Excellence (UCARE) Second department of Dermatology and Venereology Aristotle University of ThessalonikiGeneral Hospital Papageorgiou Thessaloniki Greece
58. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Royal Free Hospital London UK
59. Urticaria Center of Reference and Excellence (UCAREDepartment of DermatologyMedical Center of University Goettingen Venerology und Allergology Goettingen Germany
60. Urticaria Center of Reference and Excellence (UCARE) Department of Allergy SANNA el Golf San Isidro, Lima
61. Urticaria Center of Reference and Excellence (UCARE) Second Department of Dermatology and Venereology National and Kapodistrian University of AthensUniversity General Hospital “Attikon” Athens Greece
62. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology The Urticaria ClinicSalford Royal Foundation TrustUniversity of Manchester Manchester UK
63. Urticaria Center of Reference and Excellence (UCARE) Allergy and Clinical Immunology Department Centro Médico Vitae, de Julio Argentina
64. Urticaria Center of Reference and Excellence (UCARE) Department of Clinical Immunology and Allergology Smolensk State Medical University Smolensk Russia
65. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Hospital Universitário Lauro Wanderley João Pessoa PB Brazil
66. Urticaria Center of Reference and Excellence (UCARE) Adults and Pediatrics Allergy Unit Hospital Italiano de Buenos Aires Buenos Aires Argentina
67. Urticaria Center of Reference and Excellence (UCARE) Clinical & Experimental Allergology Department of Dermatology and Allergology Philipps University Marburg Marburg Germany
68. Urticaria Center of Reference and Excellence (UCARE) Instituto de Alergia e Inmunologia del Sur Buenos Aires Argentina
69. Urticaria Center of Reference and Excellence (UCARE) Department of Allergy Hospital Español de México Mexico City Mexico
70. Urticaria Center of Reference and Excellence (UCARE) Federal University of ParanaRua General Carneiro Curitiba Brazil
71. Urticaria Center of Reference and Excellence (UCARE) London Allergy and Immunology Centre London UK
72. Urticaria Center of Reference and Excellence (UCARE) Department of Allergy Guy's and St Thomas’ Hospital NHS Foundation Trust London UK
73. Urticaria Center of Reference and Excellence (UCARE) Department of Pediatrics Graduate Program on Allergology University of Antioquia Medellín Colombia
74. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology University Hospital Jena Germany
75. Urticaria Center of Reference and Excellence (UCARE) Department of Pediatric Allergy Hacettepe University Faculty of Medicine Ankara Turkey
76. Urticaria Center of Reference and Excellence (UCARE) Hospital Santa Casa de Misericórdia de Vitória Espírito Santo Brazil
77. Urticaria Center of Reference and Excellence (UCARE) Dermatology Department Hospital Sant Pau Barcelona Spain
78. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Southwest HospitalArmy Medical University Chongqing China
79. Urticaria Center of Reference and Excellence (UCARE) Service de Dermatologie et Allergologie Hopital TenonAPHPUniversité Paris Sorbonne France
80. Urticaria Center of Reference and Excellence (UCARE) Department of Allergy Sofia Medical University Sofia Bulgaria
81. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology University Medical Center Mainz Germany
82. Urticaria Center of Reference and Excellence (UCARE) First Department of Dermatology and Venereology National and Kapodistrian University of Athens, "A. Syggros" HospitalReferral Center of Occupational Dermatological Diseases Athens Greece
83. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Graduate School of Biomedical and Health Sciences Hiroshima University Hiroshima Japan
84. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Bispebjerg Hospital Copenhagen Denmark
85. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology, Venerology and Allergology and Leipzig Interdisciplinary Center of Allergology Comprehensive Allergy Center UMC Leipzig Leipzig Germany
86. Urticaria Center of Reference and Excellence (UCARE) Division of Allergy and Clinical Immunology Bnai‐Zion Medical CenterTechnion Faculty of Medicine Haifa Israel
87. Urticaria Center of Reference and Excellence (UCARE) Federal University of Rio de JaneiroDepartment of Internal Medicine, Immunology Service Rio de Janeiro Brazil
88. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology Erasmus MC Rotterdam The Netherlands
89. Urticaria Center of Reference and Excellence (UCARE) Aarhus University Hospital Aarhus Denmark
90. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology University of Erlangen Erlangen Germany
91. Urticaria Center of Reference and Excellence (UCARE) Dermatovenerological Department The Second Hospital of HeBei Medical University Shijiazhuang, HeBei Province China
92. Urticaria Center of Reference and Excellence (UCAREDermatology Department of Sun Yat‐sen Memorial Hospital Guangzhou China
93. Urticaria Center of Reference and Excellence (UCAREDepartment of Dermatology and AllergologyHannover Medical School Allergology Division Hannover Germany
94. Urticaria Center of Reference and Excellence (UCARE) Department of Allergy 2nd Pediatric Clinic, National and Kapodistrian University of Athens Athens Greece
95. Urticaria Center of Reference and Excellence (UCARE) Department of Pediatric Allergy and Immunology Istanbul Faculty of Medicine Istanbul University Istanbul Turkey
96. Urticaria Center of Reference and Excellence (UCARE) Chair of Clinical Immunology and Rheumatology Department of Psychodermatology Medical University of Lodz Lodz Poland
97. Urticaria Center of Reference and Excellence (UCARE) Department of Dermatology and Venerology Peking University First HospitalBeijing Key Laboratory of molecular Diagnosis on Dermatoses and National Clinical Research Center for Skin and Immune Diseases Beijing China
98. Urticaria Center of Reference and Excellence (UCARE) Dermatological Allergology Allergie‐Centrum‐CharitéDepartment of Dermatology and AllergyCharité – Universitätsmedizin Berlin Germany