Singh G, Campos E, Kavinsky CJ, et al. Comparative Analysis of Radial Versus Femoral Diagnostic Cardiac Catheterization Procedures in a Cardiology Training Program. J Invasive Cardiol. 2016 Jun;28(6):254-7.

This study was conducted to evaluate the differences in the procedural variables between transradial and transfemoral access for coronary angiography, with cardiology fellows as the primary operators. This was a retrospective study of 163 radial and 180 femoral access diagnostic cardiac catheterization procedures, and involved cardiology fellowship trainees as primary operators.