[1] Kings Coll London, St Johns Inst Dermatol, London, England
[2] St Thomas Hosp, St Johns Inst Dermatol, Viapath Analyt, London, England
[3] Kings Coll Hosp London, Clin Immunol & Allergy, Viapath Analyt, London, England
[4] Univ Miami, Miller Sch Med, Dr Phillip Frost Dept Dermatol, Miami, FL 33136 USA
[5] Univ Miami, Miller Sch Med, Cutaneous Surg & Miami Itch Ctr, Miami, FL 33136 USA
[6] Charite Univ Med Berlin, Inst Allergol, Berlin, Germany
[7] Free Univ Berlin, Berlin, Germany
[8] Humboldt Univ, Berlin, Germany
[9] Fraunhofer Inst Translat Med & Pharmacol ITMP All, Berlin, Germany
[10] Kings Coll London, Dept Allergy, London, England
[11] Guys & St Thomas NHS Fdn Trust, London, England
[12] Kings Coll London, Randall Ctr Cell & Mol Biophys, London, England
[13] Kings Coll London, Sch Basic & Med Biosci, London, England