Asthma is a chronic inflammatory disease of the airways in the human body.
Asthma is a chronic inflammatory disease of the airways in the human body.
哮喘病是人体呼吸道一种慢性炎症疾病。
Asthma is a chronic inflammatory disease of the airways in the human body.
哮喘病是人体呼吸道一种慢性炎症疾病。