title: Ultrasound-guided tumor biopsy in the anterior mediastinum. An alternative to thoracotomy and mediastinoscopy.
authors: T
authors: T
authors: Tikkakoski
mesh_terms: D001707:Biopsy, Needle; D006801:Humans; D008479:Mediastinal Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D014463:Ultrasonography