Singla Atul, Rubin Tammy, Srivastava Sunita D, Kim Esther Sh
Department of Cardiovascular Medicine, Section of Vascular Medicine, Cleveland Clinic, Heart and Vascular Institute, OH, USA.
Vasc Med. 2011 Oct;16(5):405-6. doi: 10.1177/1358863X11411129. Epub 2011 Jun 27.