Kobayashi, J., Y. Sasako, K. Bando, K. Niwaya, O. Tagusari, H. Nakajima, Y. Nakamura, M. Ishida, and S. Kitamura. “Multiple Off-Pump Coronary Revascularization With ‘Aorta No-Touch’ Technique Using Composite and Sequential Methods”. The Heart Surgery Forum, vol. 5, no. 2, June 2002, pp. E114-E118, https://journal.hsforum.com/index.php/HSF/article/view/6185.