Parag Joshi, M.D., preventive cardiologist (IMAGE) UT Southwestern Medical Center Caption Parag Joshi, M.D., preventive cardiologist Credit UT Southwestern Medical Center Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.