Pichaiphanupatt, Pimnada. “Development of an Aortic Valve Retractor for Minimally Invasive Aortic Valve Replacement”. Nursing Research and Innovation Journal 27, no. 3 (December 24, 2021): 322–330. Accessed April 27, 2024. https://he02.tci-thaijo.org/index.php/RNJ/article/view/242115.