[1] Charite Univ Med Berlin, Dept Dermatol Venerol & Allergol, Div Allergy & Immunol, Charitepl 1, D-10117 Berlin, Germany
[2] Free Univ Berlin, Berlin, Germany
[3] Humboldt Univ, Berlin, Germany
[4] Berlin Inst Hlth, Berlin, Germany
[5] Univ Basel, Univ Hosp Basel, Dept Dermatol, Div Allergy, Basel, Switzerland
[6] Klinikum Univ Munchen, Dept Dermatol & Allergol, Munich, Germany
[7] Saarland Univ, Dept Dermatol, Med Ctr, Homburg, Germany
[8] Presidency Behalf Allergy Vigilance Network, Vandoeuvre Les Nancy, France
[9] Marche Polytech Univ, Univ Hosp Osped Riuniti Ancona, Dept Clin & Mol Sci, Allergy Unit, Ancona, Italy
[10] Univ Hosp, Dept Dermatol Venereol & Allergol, Leipzig, Germany
[11] Univ Hosp, Leipzig Interdisciplinary Ctr Allergol LICA, Comprehens Allergy Ctr, Leipzig, Germany
[12] Paracelsus Med Univ Salzburg, Univ Hosp Salzburg, Dept Dermatol & Allergol, Salzburg, Austria
[13] Jagiellonian Univ, Dept Pediat, Med Coll, Krakow, Poland
[14] Univ Complutense, Hosp Clin San Carlos, Dept Allergy, IdISSC, Madrid, Spain
[15] Med Univ Sofia, Fac Publ Hlth, Sofia, Bulgaria
[16] Tokuda Med Ctr, Allergy Out Patient Dept, Acibadem CityClin, Sofia, Bulgaria
[17] Natl & Kapodistrian Univ Athens, Allergy Dept, Pediat Clin 2, Athens, Greece
[18] Univ Manchester, Div Infect Immun & Resp Med, Manchester, Lancs, England
[19] Univ Fed Sao Paulo, Dept Pediat, Div Allergy Clin Immunol & Rheumatol, Sao Paulo, Brazil
[20] Royal Coll Surgeons Ireland, Dublin, Ireland
[21] Childrens Hlth Ireland, Dublin, Ireland
[22] Univ Coll Cork, Cork, Ireland
[23] Univ Coll Cork, Bon Secours Hosp Cork, Dept Paediat & Child Hlth, Cork, Ireland
[24] Univ Childrens Hosp Zurich, Div Allergol, Zurich, Switzerland
[25] Complejo Hosp Navarra, Allergol Serv, Pamplona, Spain
[26] German Ctr Lung Res, Airway Res Ctr North ARCN, Res Ctr Borstel, Div Clin & Mol Allergol, Borstel, Germany
[27] Univ Lubeck, Interdisciplinary Outpatient Clin, Lubeck, Germany
[28] Tech Univ Dresden, Univ Hosp Carl Gustav Carus, Dept Pediat Pneumol & Allergol, Dresden, Germany
[29] Childrens Hosp Bult, Div Pediat Dermatol & Allergol, Hannover, Germany
[30] St Marien Hosp, Dept Pediat, Bonn, Germany
[31] Hochgebirgsklin Davos, Med Campus Davos, Davos, Switzerland