(Q34578865)
Statements
1 reference
Reduction of exacerbations by the PDE4 inhibitor roflumilast--the importance of defining different subsets of patients with COPD. (English)
1 reference
Fernando J Martinez
1 reference
Stephen I Rennard
1 reference
Peter M A Calverley
1 reference
Udo M Goehring
1 reference
Dirk Bredenbröker
1 reference
27 January 2011
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
Identifiers
1 reference