7Aaron SD.The use of ipratropiym bromide for the management of a- cute asthma exacerbation in adults and children: a systematic review [J].J Asthma, 2001, 38(7) :521-530.
8Aaron SD. The use of ipratropiym bromide for the management of a- cute asthma exacerbation in adults and children: a systematic review[J].J Asthma, 2001, 38(7) : 521-530.
9Jansson AH, Eriksson C, Wang X, et al. Effects of budesonide and Nacetylcysteine onacute lung hyperinflation, inflammation and injury in rats[J] . Vascul Pharmacol, 2005, 43(2) : 101-111.
10Aaron SD. The use of ipratropiym bromide for the management of acute asthma exacerbation in adults and children: a systematic review[J].J Asthma, 2001,38 (7) : 521 - 530.