PT - JOURNAL ARTICLE AU - N A Maskell AU - R J A Butland ED - , TI - BTS guidelines for the investigation of a unilateral pleural effusion in adults AID - 10.1136/thx.58.suppl_2.ii8 DP - 2003 May 01 TA - Thorax PG - ii8--ii17 VI - 58 IP - suppl 2 4099 - http://thorax.bmj.com/content/58/suppl_2/ii8.short 4100 - http://thorax.bmj.com/content/58/suppl_2/ii8.full SO - Thorax2003 May 01; 58 AB - These guidelines have been replaced by BTS Pleural Disease Guideline 2010 Superseded By BTS Pleural Disease Guideline 2010: BTS Guidelines for the Management of Pleural Disease. Thorax 2003 May; 58(Suppl 2): 1–59.