“…Since their inception in the 1970s, more than 100 published studies have been conducted with Allergoid-MCT-based AIT in over 17 000 patients [22,29,33 ▪ ,38,41–57,58 ▪▪ ,59 ▪ ,60 ▪ ,61–63,64 ▪▪ ,65,66]. These studies include a wide and heterogeneous variety of allergen extracts (including grass, trees, weeds and mites), product platforms (including Allergoid-MCT and PQ) and study designs (including DBPC trials, biomarker studies, noncontrolled studies, noninterventional studies and investigator-initiated research).…”