A comparison of the bronchodilating effects of salmeterol, salbutamol and Ipratropium bromide in patients with chronic obstructive pulmonary disease
2010 ◽
Vol 29
(6)
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pp. 706-709
2001 ◽
Vol 21
(4)
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pp. 235-242
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1991 ◽
Vol 20
(11)
◽
pp. 1206-1209
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1991 ◽
Vol 91
(4)
◽
pp. S24-S27
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