@article{3167075, title = "Serum periostin in patients hospitalized for COPD exacerbations", author = "Konstantelou, Elissavet and Papaioannou, Andriana and Bartziokas, and Konstantinos and Papatheodorou, Georgios and Papaporfyriou, Anastasia and and Pouriki, Sofia and Koulouris, Nikolaos and Papiris, Spyridon and and Bakakos, Petros and Loukides, Stylianos and Kostikas, Konstantinos", journal = "The European respiratory journal", year = "2015", volume = "46", number = "59", publisher = "EUROPEAN RESPIRATORY SOC JOURNALS LTD", doi = "10.1183/13993003.congress-2015.PA611", keywords = "COPD - exacerbations; Biomarkers" }