Diagnostic small thoracotomy in idiopathic pleural effusion.
D006801:Humans; D010996:Pleural Effusion; D010998:Pleurisy / Q000175:diagnosis*; D012120:Respiration Disorders; D013908:Thoracotomy; D013909:Thorax / Q000601:surgery*
PLEURISY/diagnosis; THORAX/surgery