PT - JOURNAL ARTICLE AU - Bankhead, Charles ED - Machado, Maria-Christina L. TI - Effects of COPD Therapies on Lung Function Parameters DP - 2010 Jul 01 TA - MD Conference Express PG - 9--10 VI - 10 IP - 3 4099 - http://mdc.sagepub.com/content/10/3/9.2.short 4100 - http://mdc.sagepub.com/content/10/3/9.2.full AB - A year of treatment with tiotropium significantly improved blood gas parameters in hypoxemic patients with severe chronic obstructive pulmonary disease, as compared with inhaled corticosteroids plus a long-acting beta-agonist.