"Adoption of Radial Access and Comparison of Outcomes to Femoral Access in Percutaneous Coronary Intervention"
Circ Jun 11
http://circ.ahajournals.org/content/127/23/2295.abstract
"Conclusions—There has been increasing adoption of r-PCI in the United States. Transradial PCI now accounts for 1 of 6 PCIs performed in contemporary clinical practice. In comparison with traditional femoral access, transradial PCI is associated with lower vascular and bleeding complication rates."