Authors: Di Lorenzo, G Morici, G Drago, A Pellitteri, ME Mansueto, P Melluso, M Norrito, F Squassante, L Fasolo, A

Citation: G. Di Lorenzo et al., Efficacy, tolerability, and effects on quality of life of inhaled salmeterol and oral theophylline in patients with mild-to-moderate chronic obstructive pulmonary disease, CLIN THER, 20(6), 1998, pp. 1130-1148