The Portuguese Journal of Immunoallergology is the official journal of Portuguese Society of Allergology and Clinical Immunology. This is, actually, the sole Portuguese scientific journal exclusively devoted to the publication and disclosure of topics in immunoallergology, covering all age groups and a wide range of subjects; from allergen biology to its methods of collection or identification, from the assessment of the diagnostic methods utility to the evaluation of therapeutic interventions, from the identification of prognostic factors to the epidemiology of diseases and allergic sensitization.