title: GOLD and ABCD--a good start, but now for the evidence?
authors: Centre for Respiratory Medicine, Royal Free Campus, University College London, London NW3 2PF, UK. Electronic address: w.wedzicha@ucl.ac.uk.
authors: Jadwiga A
authors: JA
authors: Wedzicha
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D029424:Pulmonary Disease, Chronic Obstructive / Q000145:classification*