Asthma and Allergy Foundation of America [asthmaandallergies.org] [asthmaandallergies.org] المواد المحسسة تسبب ٣٠ % من هجمات الربو لدى البالغين Asthma and Allergy Foundation of America 30 percent [asthmaandallergies.org] x Adult-onset asthma Asthma and Allergy Foundation of America 30 percent