Pushing the envelope with new technologies: Paul Gittens, MD, Philadelphia / New York - USA Play Pause Volume Quality 1080P 576P Fullscreen Captions Transcript Chapters Slides Pushing the envelope with new technologies: Paul Gittens, MD, Philadelphia / New York - USA Overview Pushing the envelope with new technologiesPaul Gittens, MDPhiladelphia / New York - USA We’re pushing the envelope with a lot of new technologies. Created by