Rocha-e-Silva, Roberto, et al. “ Coronary Revascularization With the Left Internal Thoracic Artery and Radial Artery: Comparison of Short-Term Clinical Evolution Between Elective and Emergency Surgery ”. Clinics, vol. 60, no. 3, June 2005, pp. 227-32, https://doi.org/10.1590/S1807-59322005000300008.