B. J., A., M. J., V. Bhaskar, and N. Nagaraj. “Role of Fibreoptic Bronchoscopy in Cases of Hemoptysis With Normal Chest Radiograph”. International Journal of Advances in Medicine, vol. 3, no. 3, Dec. 2016, pp. 691-3, doi:10.18203/2349-3933.ijam20162519.