Abbreviations:
BAT: basophil activation test
BBEA: bead-based epitope assay
CM: cow’s milk
CRD: component resolved diagnosis
DBPCFC: double-blind placebo-controlled food challenge
EAACI: European Academy of Allergy and Clinical Immunology
FA: food allergy
HE: hen’s egg
MAT: mast cell activation test
OFC: oral food challenge
PPV: positive predictive value
SPT: skin prick test
SPP: skin prick to prick test
SR: systematic review
RCT: randomised control trial