Ahmad, K., R. Rauniyar, S. Ansari, K. Dhungel, M. Gupta, P. Sah, and A. Pant. “Pulmonary Sarcoidosis: A Case Report With Typical Imaging Features”. Health Renaissance, vol. 11, no. 2, June 2013, pp. 169-71, doi:10.3126/hren.v11i2.8228.