Grossi, E. A., Galloway, A. C., Ribakove, G. H., Buttenheim, P. M., Esposito, R., Baumann, F. G., & Colvin, S. B. (1999). Minimally Invasive Port Access Surgery Reduces Operative Morbidity for Valve Replacement in the Elderly. The Heart Surgery Forum, 2(3), E212-E215. Retrieved from https://journal.hsforum.com/index.php/HSF/article/view/6323