@article{04d23bce964448c38d6712572ad3d99e,
title = "Statistical analysis of COPD exacerbations",
keywords = "administration & dosage: Adrenal Cortex Hormones, Clinical Trials as Topic, Data Interpretation, Statistical, Follow-Up Studies, Humans, Patient Compliance, therapy: Pulmonary Disease, Chronic Obstructive, Research Design, Statistics as Topic, Treatment Outcome",
author = "Keene, {O. N.} and Calverley, {P. M A} and Jones, {P. W.} and J. Vestbo and Anderson, {J. A.}",
year = "2008",
month = nov,
doi = "10.1183/09031936.00123408",
language = "English",
volume = "32",
pages = "1421--1422",
journal = "European Respiratory Journal",
issn = "0903-1936",
publisher = "European Respiratory Society",
number = "5",
}