title: The evidence base for management of acute exacerbations of COPD: clinical practice guideline, part 1.
authors: American College of Physicians-American Society of Internal Medicine, Philadelphia, PA 19106, USA. Vincenza@Mail.acponline.org
authors: V
authors: V
authors: Snow
authors: S
authors: S
authors: Lascher
authors: C
authors: C
authors: Mottur-Pilson
mesh_terms: D000208:Acute Disease; D019317:Evidence-Based Medicine; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000175:diagnosis* / Q000401:mortality / Q000628:therapy*; D012307:Risk Factors