1. JROP Institute of Echocardiography, Ultrasound & Vascular DopplerJROP Healthcare Pvt. Ltd. Delhi India
2. Division of Cardiovascular Disease Department of Medicine University of Alabama at Birmingham Birmingham AL USA
3. Fondazione Ospedale Maggiore Policlinico IRCCS Cà Granda Milan Italy
4. Medica Superspeciality Hospital Kolkata India
5. Subharti MedicalCollegeChhatrapati Shivaji Subharti Hospital Meerut India
6. JROP Healthcare Pvt. Ltd. Delhi India