Department of Cardiothoracic and Vascular Surgery;
Govind Ballabh Pant Institute of Post Graduate Medical Education and Research;
Delhi University;
New Delhi;
India;
Department of Cardiology;
Govind Ballabh Pant Institute of Post Graduate Medical Education and Research;
Delhi University;
New Delhi;
India;
Sinus; of; Valsalva; Aneurysm; (SOVA); Complete; Heart; Block; (CHB);