Presentation TCT 2012 Utilization of Imaging Modalities Prior to Amputation Among Patients With Peripheral Arterial Disease or Diabetes — A Nationwide Study Presenter: Sumeet Subherwal, Emil L. Fosbol, Lars Kober, William S. Jones, Gunnar H. Gislason, Christian Torp-Pederersen, Manesh R. Patel January 03, 2012