Fan, Xing li, Jiajun Zhang, Chong Wang, Hongmei Chong, Guanxin Zhang, Qing Xue, Yangfeng Tang, and Lin Han. “Outcome of Patients With Low-Flow/Low-Gradient Severe Aortic Stenosis Who Underwent Aortic Valve Replacement”. The Heart Surgery Forum 20, no. 4 (July 20, 2017): E124-E128. Accessed November 21, 2024. https://journal.hsforum.com/index.php/HSF/article/view/1709.