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Certified Asthma & Allergy Friendly® and the Asthma & Allergy Friendly® symbol are certification marks and registered trademarks of Allergy Standards Limited (ASL) and the Asthma and Allergy Foundation of America (AAFA). Please note the certification algorithms developed by ASL are subject to patent protection. The Asthma & Allergy Friendly®Certification Standards have been approved and adopted by the AAFA.
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