[1] Karolinska Inst, Psychol Sect, Dept Clin Neurosci, S-17177 Stockholm, Sweden
[2] Karolinska Inst, Ctr Allergy Res, S-17177 Stockholm, Sweden
[3] Karolinska Inst, Karolinska Univ Hosp, Resp Med Unit, Dept Med Solna, S-17177 Stockholm, Sweden
[4] Karolinska Inst, Dept Physiol & Pharmacol, S-17177 Stockholm, Sweden
[5] Karolinska Inst, Karolinska Univ Hosp, Dept Clin Sci, Div Ear Nose & Throat Dis, S-17177 Stockholm, Sweden
[6] Karolinska Inst, Osher Ctr Integrat Med, S-17177 Stockholm, Sweden