ARP Atlases. 2007;1:17-47. The total number of leukocytes recovered by lavage is determined by examination of a sample of the pooled fluid with a hemocytometer. The cell counts are most accurate ...

COPD in never-smokers and ever-smokers was characterised by increased respiratory symptoms, ‘respiratory exacerbation’ events and increased residual volume/total lung capacity, but only smokers had ...