TY - JOUR AU - Hwangbo, B; Lee, G K; Lee, H S TI - Transbronchial and transesophageal fine-needle aspiration using an ultrasound bronchoscope in mediastinal staging of potentially operable lung cancer JO - Chest VL - 138 PY - 2010 DO - 10.1378/chest.09-2100 SP - 795 EP - 802 N1 - et al. ER -