Simpson, J L Effect of saliva contamination on induced sputum cell counts, IL-8 and eosinophil cationic protein levels. [electronic resource] - The European respiratory journal May 2004 - 759-62 p. digital Publication Type: Journal Article ISSN: 0903-1936 Standard No.: 10.1183/09031936.04.00043104a doi Subjects--Topical Terms: AdultAgedAsthma--metabolismBlood Proteins--analysisCase-Control StudiesCell CountEosinophil Granule ProteinsFemaleHumansInterleukin-8--analysisMaleMiddle AgedOsmolar ConcentrationRibonucleases--analysisSalivaSputum--chemistry