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Effect of switching to B/F Easyhaler combination therapy on disease control in patients with asthma (n = 398) or COPD (n = 563), assessed using the ACT or CAT, respectively. ACT Asthma Control Test, B/F budesonide/formoterol fumarate, CAT COPD Assessment Test, COPD chronic obstructive pulmonary disease. p < 0.0001 (visit 1 versus visit 3) for both asthma and COPD comparisons
