2Vestbo J，Am J Respir Crit Care Med，1996年，153卷，5期，1530页
3Wess J，Trends Pharmacol Sci，1993年，14卷，8期，308页
4Chiba Y,Misawa M.Characteristic of muscarinic cholinoceptors in airways of antigen-induced airway hyperresponsive rats. Comparative Biochemistry and Physiology . 1995
5Ikeda A,Nishimura K,Koyama H,et al.Bronchodilating effects of combined therapy with clinical dosages of ipratropium bromide and salbutamol for stable COPD: comparison with ipratropium bromide alone. Chest . 1995
6Zaagsma J,Roffel AF.Muscarinic inhibitory autoreceptors in different generations of human airways. American Journal of Respiratory and Critical Care Medicine . 1996
7Koppen VJC,Miranda JFRD,Beld AJ,et al.Muscarinic receptor sensitivity in airway smooth muscle of patients with obstructive airway disease. Archives Internationales de Pharmacodynamie . 1988
8Raaijimakers JAM,Terpstra GK,Witter A,et al.Muscarinic cholinergic receptors in peripheral lung tissue of normal subjects and of patients with chronic obstructive lung disease. Clinical Science . 1983
9Wilding PJ,Clark MM,Pavord ID,et al.Effect of cessation of short-term therapy with ipratropium bromide on lung function and airway responsiveness. European Respiratory Journal . 1996
10Shore SA,Kobzik L,Long NC,et al.Increased airway responsiveness to inhaled methacholine in a rat model of chronic brondhitis. American Journal of Respiratory and Critical Care Medicine . 1995
