Niwas, Ram, Gopal Chawla, Puneet Pareek, Nishant Kumar Chauhan, and Naveen Dutt. “Revisiting Bronchoscopic Intratumoral Chemotherapy in Malignant Central Airway Obstruction via EUS-B Approach and Its Review of Literature”. Monaldi Archives for Chest Disease 90, no. 4 (October 15, 2020). Accessed April 19, 2024. https://www.monaldi-archives.org/macd/article/view/1324.