title: Cope's hook biopsy of the pleura for the diagnosis of haemorrhagic effusions.
mesh_terms: D001707:Biopsy, Needle; D006801:Humans; D008722:Methods; D010994:Pleura / Q000473:pathology*; D010996:Pleural Effusion / Q000175:diagnosis* / Q000209:etiology; D010997:Pleural Neoplasms / Q000175:diagnosis; D014396:Tuberculosis, Pleural / Q000175:diagnosis