aInstitute of Allergology, Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin

bFraunhofer Institute for Translational Medicine and Pharmacology ITMP, Allergology and Immunology, Berlin, Germany

cKoc University, Graduate School of Health Sciences, Immunology

dKoc University, School of Medicine, Department of Dermatology, Istanbul, Turkey

Correspondence to Emek Kocatürk, MD, Professor of Dermatology, Institute of Allergology, Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany, Krahmerstraβe 1/Hindenburgdamm 27 | Paul-Ehrlich-Haus |12203 Berlin | Germany. E-mail: [email protected]