CDC By Norma Erickson December 4, 2013, the Katie Couric Show aired several segments focusing on The HPV Vaccine Controversy. Her guests included Emily Tarsell, Rosemary and Lauren Mathis, Dr. Diane Harper and Dr. Mallika Marshall. In response to the ensuing firestorm of criticism the show generated, Katie Couric invited Dr. Anne Schuchat, Assistant Surgeon General […]