1. Department of Cardiothoracic-Vascular Surgery, G. Kuppuswamy Naidu Memorial Hospital, Coimbatore, Tamil Nadu, India
2. Department of Pediatric Cardiology, G. Kuppuswamy Naidu Memorial Hospital, Coimbatore, Tamil Nadu, India
3. Department of Pediatric Cardiology, RK Hospital, Thanjavur,
Tamil Nadu, India