Department of Functional Diagnostics, Central Clinical Hospital No. 1 of the Head Medical Department Under the Administration of the President of the Republic of Uzbekistan, Tashkent, Uzbekistan
Department of Pediatric Cardiology, Sri Sathya Sai Sanjeevani Centre for Child Heart Care & Training in Pediatric Cardiac Skills Plot No. 2 , Sector 38, Kharghar, Navi Mumbai, India