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BACKGROUND Combination long-acting bronchodilator treatment might be more effective than long-acting bronchodilator monotherapy for the treatment of chronic obstructive pulmonary disease (COPD). We(More)
BACKGROUND Although it is widely believed that the various classes of antidepressants are equally effective, clinically meaningful differences may be obscured in individual studies because of a lack(More)
BACKGROUND Combinations of inhaled long-acting bronchodilator therapies such as muscarinic antagonists and β2-agonists may be more effective than monotherapy in the treatment of chronic obstructive(More)