Zaniolo, Orietta, Michela Carsi, and Sergio Iannazzo. 2011. “Tiotropium Bromide in the Routine Care of GOLD Stage II COPD Patients: A Pharmaeconomic Evaluation”. Farmeconomia. Health Economics and Therapeutic Pathways 12 (2):45-52. https://doi.org/10.7175/fe.v12i2.70.