… during an outpatient procedure at Massachusetts General Hospital. The procedure was performed by Ziv Williams, MD, a neurosurgeon at Mass General and Faculty in the … same loop, I'm never going to get better at running - I'm just going to maintain my running ability. But if I want to get better, I must do intervals or I must go … relationship with the company developing the technology, brought the trial to MGH, was the principal investigator running the trial, built the team to implement it, was …