中重度持续性哮喘儿童吸入ICS减量停药的随访研究
孙丽红,陈爱欢,张艺,肖雪葵,余颖华
The follow -up study of stepping down inhaled corticosteroids in childhood asthma.
中国热带医学 . 2009, (08): 1512 -1527 .