Open-label, randomized comparison trial of long-term outcomes of levofloxacin versus standard antibiotic therapy in acute exacerbations of chronic obstructive pulmonary disease

1. Ruiz-González, A.
2. Giménez, A.
3. Gómez-Arbonés, X.
4. Soler-González, J.
5. Sánchez, V.
6. Falguera, M.
7. Porcel, J.M.