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Age-specific prevalence of cow's milk allergy by age at time of first reported milk-allergic reaction (i.e. allergy onset), plotted by case definition utilized. (a: Reported cow's milk allergy; b: Cow's milk allergy with “convincing” IgE-mediated symptomatology; c: Physician-confirmed cow's milk allergy with “convincing” IgE-mediated symptomatology)
