Naik, K.S., Jarag, M., Shah, P., Patel, M., Patel, A. and Shah, A. 2017. Shifting trends of lung tumours and its diagnosis by lung biopsy: a study of 78 cases. International Journal of Research in Medical Sciences. 3, 12 (Jan. 2017), 3524–3529. DOI:https://doi.org/10.18203/2320-6012.ijrms20151392.