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A 4-year trial of tiotropium in chronic obstructive pulmonary disease.
Tashkin DP, Celli B, Senn S, Burkhart D, Kesten S, Menjoge S, Decramer M; UPLIFT Study Investigators. Tashkin DP, et al. N Engl J Med. 2008 Oct 9;359(15):1543-54. doi: 10.1056/NEJMoa0805800. Epub 2008 Oct 5. N Engl J Med. 2008. PMID: 18836213 Free article. Clinical Trial.
[Economic cost of treating the patient with asthma in Spain: the AsmaCost study].
Martínez-Moragón E, Serra-Batllés J, De Diego A, Palop M, Casan P, Rubio-Terrés C, Pellicer C; por el Grupo de Investigadores del estudio AsmaCost. Martínez-Moragón E, et al. Arch Bronconeumol. 2009 Oct;45(10):481-6. doi: 10.1016/j.arbres.2009.04.006. Epub 2009 Jun 13. Arch Bronconeumol. 2009. PMID: 19525051 Spanish.