Allergen and antibodies, Mechanism of developing an allergy , vector illustrationAllergen and antibodies, Mechanism of developing an allergy , vector illustration 儿童 过敏症 铁屑 Allergen and antibodies, Mechanism of developing an allergy
Illustrations showing asthma patient having asthma attack. His airway is tighten and he cannot breath. Asthma can be due to exercise, occupation, and allergy. You can test and check asthma using allergy testing, peak flow, and spirometry. 成人 过敏症 职业 Asthma Illustrations