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Change of parameters from baseline to follow-up by group. SEA: severe eosinophilic asthma; COPD: chronic obstructive pulmonary disease; ACT: asthma control test; EOS: eosinophils; FEV1: forced expiratory volume in 1 s; RV: residual volume; QoL-VAS: quality of life – visual analogue scale; PO2: oxygen tension.
