title: Procalcitonin-guided antibiotic therapy in COPD exacerbations: closer but not quite there.
authors.forename: Fernando J
authors.initials: FJ
authors.lastname: Martinez
authors.forename: Jeffrey L
authors.initials: JL
authors.lastname: Curtis
mesh_terms: D000208:Acute Disease; D000900:Anti-Bacterial Agents / Q000627:therapeutic use*; D001424:Bacterial Infections / Q000097:blood* / Q000188:drug therapy*; D015415:Biomarkers / Q000097:blood; D002116:Calcitonin / Q000097:blood*; D015740:Calcitonin Gene-Related Peptide; D006801:Humans; D011498:Protein Precursors / Q000097:blood*; D029424:Pulmonary Disease, Chronic Obstructive / Q000097:blood*; D016032:Randomized Controlled Trials as Topic; D012141:Respiratory Tract Infections / Q000097:blood* / Q000188:drug therapy*
chemical_list: D000900:Anti-Bacterial Agents; D015415:Biomarkers; C000606589:CALCA protein, human; D011498:Protein Precursors; D002116:Calcitonin; D015740:Calcitonin Gene-Related Peptide