世界哮喘日（World Asthma Day）是由世界卫生组织（WHO）推出的一个纪念活动，其目的是让人们加强对哮喘病现状的了解，增强患者及公众对该疾病的防治和管理，定为每年五月的第一个周二是“世界...
DXY is composed of WHO (WHO) launched a commemorative activities, its purpose is to allow people to strengthen the understanding of current asthma, enhance the patients and the public on the prevention and management of the disease, as of May each year the first Tuesday is "the world...
