%0 Journal Article %T Flow cytometry to identify leukocyte sub-populations in blood and induced sputum in asthmatic and healthy volunteers exposed to diesel exhaust %A Pui Mandy %A Lay John C %A Alexis Neil E %A Carlsten Christopher %J Allergy, Asthma & Clinical Immunology %D 2010 %I BioMed Central %R 10.1186/1710-1492-6-s3-p7 %U http://www.aacijournal.com/content/6/S3/P7