Dr. Veenaa Venkatesh, and Dr. Bommusamy. “Comparative Study of Efficacy of Broncho-Alveolar Lavage, Bronchial Brush and Bronchial Biopsy in Diagnosis of Lung Tumours”. Tropical Journal of Pathology and Microbiology, Vol. 4, no. 2, June 2018, pp. 215-9, doi:10.17511/jopm.2018.i02.17.