Singhal S, Deokar K, Verma M
Department of Pulmonary Medicine, All India Institute of Medical Sciences, Rajkot, Gujarat, India.
Department of Radiation Oncology, KGMU, Lucknow, Uttar Pradesh, India.
J Postgrad Med. 2022 Oct-Dec;68(4):231-232. doi: 10.4103/jpgm.jpgm_300_22.