TY - JOUR T1 - Investigation of the patient with pleural effusion JF - Clinical Medicine JO - Clin Med SP - 174 LP - 178 DO - 10.7861/clinmedicine.9-2-174 VL - 9 IS - 2 AU - NM Rahman AU - M Munavvar Y1 - 2009/04/01 UR - http://www.rcpjournals.org/content/9/2/174.abstract ER -