RT Journal Article SR Electronic T1 Sputum microbiota in moderate versus severe patients with COPD JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1787 OP 1790 DO 10.1183/09031936.00191513 VO 43 IS 6 A1 Antonio Galiana A1 Estefania Aguirre A1 Juan Carlos Rodriguez A1 Alex Mira A1 Miguel Santibañez A1 Inmaculada Candela A1 Juana Llavero A1 Pedro Garcinuño A1 Francisco López A1 Montserrat Ruiz A1 Eduardo Garcia-Pachon A1 Gloria Royo YR 2014 UL http://erj.ersjournals.com/content/43/6/1787.abstract AB