[1] Charite Univ Med Berlin, Dept Dermatol & Allergy, Berlin, Germany
[2] Hosp Quironsalud Bizkaia, Dept Allergy & Immunol, Bilbao, Spain
[3] Univ Hosp Frankfurt, Ctr Children & Adolescents, Frankfurt, Germany
[4] Univ Toronto, St Michaels Hosp, Div Clin Immunol & Allergy, Toronto, ON, Canada
[5] Johannes Gutenberg Univ Mainz, Dept Dermatol, Mainz, Germany
[6] Univ Calgary, Dept Med & Pediat, Calgary, AB, Canada
[7] HAEi, Lausanne, Switzerland
[8] Semmelweis Univ, Hungarian Angioedema Ctr, Dept Internal Med 3, Budapest, Hungary
[9] Fac Med ABC, Clin Immunol, Sao Paulo, Brazil
[10] Hiroshima Univ, Dept Dermatol, Hiroshima, Japan
[11] Campbelltown Hosp, Dept Med, Sydney, NSW, Australia
[12] Western Sydney Univ, Sydney, NSW, Australia
[13] Univ S Florida, Dept Internal Med, Morsani Coll Med, Tampa, FL USA
[14] Cambridge Univ Hosp NHS Fdn Trust, Addenbrookes Hosp, Dept Clin Biochem & Immunol, Cambridge, England
[15] Univ Texas Dallas, Southwestern Med Sch, Allergy Immunol Div, Dept Internal Med, Dallas, TX USA
[16] Hemophilia Ctr Rhine Main, Morfelden Walldorf, Germany
[17] Univ Med & Pharm, Targu Mures, Romania
[18] Berlin Inst Hlth, Dept Dermatol Venereol & Allergy, Div Evidence Based Med dEBM, Berlin, Germany
[19] Free Univ Berlin, Berlin, Germany
[20] Humboldt Univ, Berlin, Germany
[21] Charite Univ Med Berlin, Berlin, Germany
[22] Nippon Med Sch, Dept Pediat, Tokyo, Japan
[23] Univ Cape Town, Dept Med, Cape Town, South Africa
[24] Univ Calif San Diego, Dept Med, La Jolla, CA 92093 USA
[25] Univ Alberta, Div Hematol, Edmonton, AB, Canada
[26] Univ Missouri, Sch Med, Allergy & Immunol Dept, Kansas City, MO 64108 USA
[27] Ctr Med Docente La Trinidad, Allergy & Clin Immunol Dept, Caracas, Venezuela
[28] Peking Union Med Coll Hosp, Dept Allergy, Beijing, Peoples R China
[29] Chinese Acad Med Sci, Beijing, Peoples R China
[30] San Diego VA Healthcare, San Diego, CA USA
[31] Penn State Univ, Dept Med & Pediat, Hershey, PA USA