Fernández Sánchez, MD., MSc, M.J. and Cañas, MD., A. 2016. Diagnosis and staging of lung cancer by endobronchial ultrasound compared with conventional techniques. Revista Colombiana de Neumología. 27, 1 (May 2016). DOI:https://doi.org/10.30789/rcneumologia.v27.n1.2015.23.