CRP and chronic obstructive pulmonary disease: Bafadhel Bafadhel M M Procalcitonin and C-reactive protein in hospitalized adult patients with community-acquired pneumonia or exacerbation of asthma or COPD Procalcitonin and C-reactive protein in hospitalized adult patients with community-acquired pneumonia or exacerbation of asthma or COPD Chest Chest 2011 2011 139 139 6 6 1410 1410 1418 1418 10.1378/chest.10-1747 10.1378/chest.10-1747 21030489 21030489