@article{86a2ac4999444f5aaa9c191232b4e0df,
title = "Expansion of the prognostic assessment of patients with chronic obstructive pulmonary disease: the updated BODE index and the ADO index",
author = "M.A. Puhan and J. Garcia-Aymerich and M. Frey and \{ter Riet\}, G. and J.M. Anto and A.G. Agusti and F.P. Gomez and R. Rodriquez-Roison and K.G.M. Moons and A.G. Kessels and U. Held",
year = "2009",
language = "Undefined/Unknown",
volume = "374",
pages = "704--11",
journal = "The Lancet",
issn = "0140-6736",
publisher = "Elsevier",
number = "9691",
}