Dr. Tong Guo, a pioneer in obtaining FDA approval of enhanced external counterpulsation for use in the United States, assists Dr. Amarchand in overseeing EECP, ensuring the delivery of optimal treatment with excellent outcomes for patients. Dr. Guo worked as a research fellow in the cardiology division at Stony Brook Medical Center School of Medicine in New York, helping to set up the first EECP treatment centers.