Dr. Sanjay Pandey, Dr. Archana Mishra, Dr. Kavita Chawla, and Dr. Rakesh Kumar Shukla. “Prevalence of Bronchogenic Carcinoma in the North Indian Population”. International Journal of Medical Research and Review, Vol. 9, no. 5, Oct. 2021, pp. 306-14, https://ijmrr.medresearch.in/index.php/ijmrr/article/view/1333.