%0 Journal Article %A S J Quantrill %A L Dabal %T Transudates and exudates %D 2002 %R 10.1136/thorax.57.7.657-a %J Thorax %P 657-657 %V 57 %N 7 %U https://thorax.bmj.com/content/thoraxjnl/57/7/657.2.full.pdf