title: Letter by Ballo et al regarding article, "Serial biomarker measurements in ambulatory patients with chronic heart failure: the importance of change over time".
authors.forename: Piercarlo
authors.initials: P
authors.lastname: Ballo
authors.forename: Arianna
authors.initials: A
authors.lastname: Bocelli
authors.forename: Sergio
authors.initials: S
authors.lastname: Mondillo
mesh_terms: D000553:Ambulatory Care; D001241:Aspirin / Q000627:therapeutic use*; D015415:Biomarkers / Q000097:blood; D006333:Heart Failure / Q000175:diagnosis / Q000188:drug therapy*; D006801:Humans; D013997:Time Factors
chemical_list: D015415:Biomarkers; D001241:Aspirin