[Old and new criteria for classifying COPD].
Marín
J M
JM
Hospital Universitario Miguel Servet, Zaragoza, España. jmmarint@posta.unizar.es
D005541:Forced Expiratory Volume; D006801:Humans; D011379:Prognosis; D029424:Pulmonary Disease, Chronic Obstructive / Q000145:classification* / Q000503:physiopathology