Coronary Collaterals: A Little Give and Take, and a Few Unanswered Questions

Andrew Ladwiniec and Angela Hoye^*

Department of Cardiology, Castle Hill Hospital, and Hull York Medical School, UK

^*Corresponding Author: Angela Hoye, Department of Cardiology, Castle Hill Hospital, and Hull York Medical School, UK, Tel: 00 44 1482 624012, Fax: 00 44 1482 622093 Email: