Affiliation: | 1.Department of Nuclear Medicine, Cardiothoracic centre, All India Institute of Medical Sciences, Room. No. 36, New Delhi, 110029, India ;2.Department of Cardiac Radiology, All India Institute of Medical Sciences, New Delhi, India ;3.Department of Cardiology, All India Institute of Medical Sciences, New Delhi, India ;4.Department of Pulmonary Medicine, All India Institute of Medical Sciences, New Delhi, India ; |