(1)
Garrido, T.; Maluf-Filho, F.; Sallum, R. A.; Figueiredo, V. R.; Jacomelli, M.; Tedde, M. Endobronchial Ultrasound Application for Diagnosis of Tracheobronchial Tree Invasion by Esophageal Cancer . Clinics 2009, 64 (6), 499-504. https://doi.org/10.1590/S1807-59322009000600003.