National Asthma Education Prevention Program (November 2007). "Expert Panel Report 3 (EPR-3): Guidelines for the Diagnosis and Management of Asthma-Summary Report 2007". The Journal of Allergy and Clinical Immunology. 120 (5 Suppl): S94-138. doi:10.1016/j.jaci.2007.09.043. PMID17983880.
National Asthma Education Prevention Program (November 2007). "Expert Panel Report 3 (EPR-3): Guidelines for the Diagnosis and Management of Asthma-Summary Report 2007". The Journal of Allergy and Clinical Immunology. 120 (5 Suppl): S94-138. doi:10.1016/j.jaci.2007.09.043. PMID17983880.