%0 Generic %B Am J Respir Crit Care Med %D 2017 %P 1402-1404 %R 10.1164/rccm.201701-0009LE %T Stability of Blood Eosinophils in Patients with Chronic Obstructive Pulmonary Disease and in Control Subjects, and the Impact of Sex, Age, Smoking, and Baseline Counts %V 195