1. Allergen immunotherapy: a practice parameter second update;Joint Task Force on Practice Parameters; American Academy of Allergy, Asthma and Immunology; American College of Allergy, Asthma and Immunology; Joint Council of Allergy, Asthma and Immunology;J Allergy Clin Immunol,2007
2. The WHO ARIA (Allergic Rhinitis and its Impact on Asthma) initiative;Bachert;Chem Immunol Allergy,2003
3. Allergen immunotherapy: therapeutic vaccines for allergic diseases: WHO position paper;Bousquet;Allergy,1998
4. Efficacy and safety of sublingual immunotherapy;Passalacqua;Ann Allergy Asthma Immunol,2004
5. Sublingual immunotherapy: an update;Passalacqua;Curr Opin Allergy Clin Immunol,2004