Watch Eric J. Topol, MD; Cheryl Pegus, MD, MPH; Maurie Markman, MD, MS; Gregory R. Weidner, MD and Michael W. Smith, MD, MBA, CPT at Medscape’s Medicine 3.0: Precision Medicine and Patient Engagement. The event was held in September in New York City. During this portion of the town hall-style discussion, attendees asked questions of the expert…