%0 Journal Article %T 硫酸镁用于支气管哮喘急性发作:老药新问题 %A 龙怀聪 %J - %D 2017 %R doi:10.7507/1671-6205.201606024 %U http://www.cjrccm.com:80/article/10.7507/1671-6205.201606024