* SPT with mugwort, cat, dog, horse, Dermatophagoides pteronyssinus, Dermatophagoides farinae, Cladosporium, Alternaria andAspergillus extracts (Soluprick SQ Birch and Timothy, ALK-Abelló, Hørsholm, Denmark)
FEV1%: forced expiratory volume at the end of the first second, percent of predicted value 35,36
FENO-ppb: fraction of exhaled nitric oxide in parts per billion

TABLE 2 Scheme of schedule procedures