Vaidya Sameer, Gothi Dipti, Patro Mahismita, Sah Ram Babu, Kulshreshtha Ritu
Department of Pulmonary Medicine, ESI-PGIMSR, Delhi, India.
Department of Pathology, VPCI, New Delhi, India.
Lung India. 2019 May-Jun;36(3):256-259. doi: 10.4103/lungindia.lungindia_413_18.