1 Department of Dermatology and Allergy, Dermatological Allergology, Allergie-Centrum-Charité, Charité-Universitätsmedizin Berlin, Berlin, Germany.
2 Department of Dermatology, Medical University of Graz, Graz, Austria.
3 University of São Paulo, São Paulo, Brazil.
4 Microbiology Department, Faculty of Medicine, Kuwait University, Safat, Kuwait.
5 Allergy and Immunology Section, Department of Medicine, Hamad General Hospital, Doha, Qatar.
6 Department of Allergy and Immunology, Hospital Quiron Bizkaia, Bizkaia, Spain.
7 King Faisal Specialist Hospital & Research Center, Al Faisal University, Riyadh, Saudi Arabia.
8 Ribeirão Preto Medical School, University of São Paulo, São Paulo, Brazil.
9 Ambulatorio di Allergologia, Clinica San Carlo, Paderno Dugnano (MI), Italy.
10 Center for Children and Adolescents, University Hospital Frankfurt, Frankfurt, Germany.
11 Division of Rheumatology, Allergy and Immunology, Massachusetts General Hospital, Boston, MA, USA.
12 Department of Dermatology, University Allergy Center, University Hospital Carl Gustav Carus, Technical University, Dresden, Germany.
13 Division of Allergy, Immunology and Dermatology, Department of Pediatrics, McGill University Health Center, Montreal, QC, Canada.
14 Instituto de Asma, Alergia y Enfermedades Respiratorias, Corrientes, Argentina.
15 Allergy Section, Division of Immunology, Department of Internal Medicine, Partner Bernstein Allergy Group, Partner Bernstein Clinical Research Center, University of Cincinnati, Cincinnati, OH, USA.
16 Division of Clinical Immunology and Allergy, St. Michael's Hospital, University of Toronto, Toronto, ON, Canada.
17 Department of Dermatology and Allergy Center, Odense University Hospital, Odense, Denmark.
18 Division of Allergy, University Clinic of Respiratory and Allergic Diseases Golnik, Golnik, Slovenia.
19 Clinical Immunology/Internal Medicine Department, National Reference Center for Angioedema, Grenoble University Hospital, Grenoble, France.
20 Department of Dermatology, Johannes Gutenberg University Mainz, Mainz, Germany.
21 HAE International (HAEi), Horsens, Denmark.
22 Skåne University Hospital, Lund University, Lund, Sweden.
23 Division of Clinical Immunology, Icahn School at Mount Sinai, New York, NY, USA.
24 HAE Centre, Odense University Hospital, Odense, Denmark.
48 Center of Allergy and Immunology, City Clinical Hospital No. 52, Moscow Ministry of Healthcare, Moscow, Russian Federation.
49 Department of Allergology and Clinical Immunology, I.M. Sechenov First Moscow State Medical University, Moscow, Russian Federation.
50 Division of Dermatology, Graduate School of Medicine, Kobe University, Kobe, Japan.
51 Division of Immunology and Allergic Diseases, Department of Internal Medicine, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey.
52 Department of Dermatology, Hospital del Mar, IMIM, Universitat Autònoma, Barcelona, Spain.
53 Department of Dermatology, D Y. Patil University School of Medicine, Mumbai, India.
54 Department of Immunology, North Bristol NHS Trust, Southmead Hospital, Bristol, UK.
55 Clinica de Dermatologia, Centro Hospitalar Universitário Coimbra, Coimbra, Portugal.
56 Center of Allergy and Immunology, Tbilsi, Georgia.
57 Marycliff Clinical Research, Spokane, WA, USA.
58 Clinical Immunology, Medical School, University Center Health ABC, Santo Andre, Brazil.
59 National School of Medicine, Instituto Politécnico Nacional, Mexico City, Mexico.
60 Department of Dermatology, Graduate School of Biomedical and Health Sciences, Hiroshima University, Hiroshima, Japan.
61 NRC Institute of Immunology FMBA, Moscow, Russia.
62 Department of Environmental Immuno-Dermatology, Yokohama City University Graduate School of Medicine, Yokohama, Japan.
63 Department of Dermatology and Allergy, University Medical Center Giessen (UKGM), Justus-Liebig-University Giessen, Giessen, Germany.
64 Instituto de Medicina Respiratoria-Rafaela, Santa Fe, Argentina.
65 Institute of Allergy and Clinical Immunology, Seoul National University Medical Research Center, Seoul, Korea.
66 Medical University of South Carolina, Charleston, SC, USA.
67 European Center for Diagnosis and Treatment of Urticaria, Zabrze, Poland.
68 Immunology & Allergy Unit, Department of Medicine, Campbelltown Hospital, Campbelltown, NSW, Australia.
69 Division of Allergy & Clinical Immunology, Rappaport Faculty of Medicine, Bnai Zion Medical Center, Technion, Haifa, Israel.
70 Clinic for Dermatology, Elbe Kliniken Buxtehude, Buxtehude, Germany.
71 Department of Dermatology, School of Medicine, Koç University, Koc, Turkey.
72 Department of Dermatology, Venerology and Pediatric Dermatology, Medical University of Lublin, Lublin, Poland.
73 Department of Dermatology, Faculty of Medicine, Siriraj Hospital, Mahidol University, Bangkok, Thailand.
74 Department of Dermatology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
75 Clinica San Felipe, Lima, Peru.
76 Department of Immunology, Addenbrookes Hospital Cambridge University NHS Foundation Trust, Cambridge, UK.
77 UCLH, London, UK.
78 Addenbrooke's Hospital Cambridge and University College Hospital, London, UK.
79 Allergy/Immunology Division, Department of Internal Medicine, University of Texas Southwestern Medical School, Dallas, TX, USA.
80 Division of Immunology, Department of Pediatrics, Boston Children's Hospital, Harvard Medical School, Boston, MA, USA.
81 Allergy Unit "D. Kalogeromitros", 2nd Department of Dermatology and Venereology, University Hospital "Attikon", National and Kapodistrian University of Athens, Athens, Greece.
82 Unidad de Alergia, Asma e Inmunología Clínica, Buenos Aires, Argentina.
83 Department of Dermatology, The Urticaria Clinic, Salford Royal Foundation Trust, University of Manchester, Manchester, UK.
84 Hemophilia Centre Rhine Main (HZRM), Moerfelden-Walldorf, Germany.
85 Allergy and Clinical Immunology Department, Centro Médico Vitae, de Julio, Argentina.
86 Department of Clinical Immunology and Allergology, Smolensk State Medical University, Smolensk, Russian Federation.
87 Adult Immunology and Allergy Unit, Department of Medicine, Royal Hospital, Muscat, Oman.
88 Klinik für Dermatologie, Universitätsklinikum Mannheim, Mannheim, Germany.
89 Division of Dermatology, Kobe University Graduate School of Medicine, Kobe, Japan.
90 Department of Internal Medicine, Saiyu Soka Hospital, Soka, Japan.
91 Department of Dermatology, Faculty of Medicine, Kırşehir Ahi Evran University, Kırşehir, Turkey.
92 Allergy Unit, 2nd Pediatric Clinic, National and Kapodistrian University of Athens, Athens, Greece.
93 Adults and Pediatrics Allergy Unit, Hospital Italiano de Buenos Aires, Buenos Aires, Argentina.
94 Department of Medicine, University of Cape Town, Cape Town, South Africa.
95 Department of Dermatology and Allergology, Allergy Center Hessen, University Clinic Marburg, Marburg, Germany.
96 University Hospital Sv. Ivan Rilski, Sofia, Bulgaria.
98 Instituto de Alergia e Inmunologia del Sur, Buenos Aires, Argentina.
99 Department of Dermatology, University of Rzeszow, Rzeszów, Poland.
100 Angioedema Center, Barzilai Medical Center, Ashkelon, Israel.
101 Department of Medicine, University of California-San Diego, La Jolla, CA, USA.
102 Departments of Medicine and Medical Oncology, University of Alberta, Edmonton, AB, Canada.
103 Department of Dermatology and Allergology, University Medical Center Utrecht, Utrecht, The Netherlands.
104 London Allergy and Immunology Centre, London, UK.
105 Dermatology Department, Marmara University School of Medicine, Pendik Research and Training Hospital, Istanbul, Turkey.
106 Allergy and Clinical Immunology Department, Centro Medico Docente La Trinidad, Caracas, Venezuela.
107 Allergy Unit, Department of Dermatology, University Hospital of Zürich, Zürich, Switzerland.
108 Hospital Santa Casa de Misericórdia de Vitória, Espírito Santo, Brazil.
109 Dermatology Department, Hospital Sant Pau, Barcelona, Spain.
110 Department of Medicine, King Faisal Specialist Hospital & Research Center, Riyadh, Saudi Arabia.
111 Clinical Immunology and Allergy, Royal Adelaide Hospital, Adelaide, SA, Australia.
112 Service de Dermatologie et Allergologie, Hopital Tenon, APHP, Sorbonne Université, Paris, France.
113 Department of Dermatology, University Medical Center, Mainz, Germany.
114 Department of Clinical Immunology, University Hospital Zurich, Zurich, Switzerland.
115 Department of Environmental Allergology, Jagiellonian University Medical College Kraków, HAE Center, University Hospital, Kraków, Poland.
116 Division of Allergy and Immunology, University of Toronto, Toronto, ON, Canada.
117 First Department of Dermatology and Venereology, National and Kapodistrian University of Athens, "A. Syggros" Hospital, Referral Center of Occupational Dermatological Diseases, Athens, Greece.
118 Department of Dermatology, Bispebjerg Hospital, Copenhagen, Denmark.
119 Department of Dermatology, Venerology and Allergology and Leipzig Interdisciplinary Center of Allergology-Comprehensive Allergy Center, UMC Leipzig, Leipzig, Germany.
120 Federal University of Rio de Janeiro, Rio de Janeiro, Brazil.
121 Department of Dermatology, Erasmus MC, Rotterdam, The Netherlands.
122 Clínica Privada Monte Grande, Buenos Aires, Argentina.
123 Department of Dermatology, University of Erlangen, Erlangen, Germany.
124 Dermatology Department of Sun Yat-sen Memorial Hospital, Guangzhou, China.
125 Department of Allergy and Clinical Immunology, Ajou University School of Medicine, Suwon, Korea.
126 Chair of Clinical Immunology and Rheumatology, Department of Psychodermatology, Medical University of Lodz, Lodz, Poland.
127 Department of Biomedical and Clinical Sciences, Luigi Sacco Hospital, University of Milan, Milan, Italy.
128 Department of Dermatology and Venereology, First Hospital, Peking University, Beijing, China.
129 Beijing Key Laboratory of Molecular Diagnosis on Dermatoses, Beijing, China.
130 Department of Allergy, Peking Union Medical College Hospital &, Chinese Academy of Medical Sciences, Beijing, China.
131 Department of Dermatology and Allergy, Allergie-Centrum-Charité, Charité-Universitätsmedizin Berlin, Berlin, Germany.
132 Servicio de Alergia e Inmunología, Hospital Universitario Austral, Buenos Aires, Argentina.
133 HAE International (HAEi), Fairfax City, VA, USA.