Blood eosinophil (EOS) count, exacerbation rate and response to roflumilast in patients with severe COPD
Fernando J. Martinez, Klaus Rabe, Peter Calverley, Leonardo Fabbri, Sanjay Sethi, Emilio Pizzichini, Andrew McIvor, Antonio Anzueto, Vijay Alagappan, Shahid Siddiqui, Colin Reisner, Debasree Purkayastha, Jonas Roman, Stephen Rennard
European Respiratory Journal Sep 2017, 50 (suppl 61) PA4962; DOI: 10.1183/1393003.congress-2017.PA4962