Roflumilast in moderate-to-severe chronic obstructive pulmonary disease treated with longacting bronchodilators: two randomised clinical trials
- Fabbri, L.M.
- Calverley, P.M.
- Izquierdo-Alonso, J.L.
- Bundschuh, D.S.
- Brose, M.
- Martinez, F.J.
- Rabe, K.F.
ISSN: 0140-6736
Year of publication: 2009
Volume: 374
Issue: 9691
Pages: 695-703
Type: Article