Zhang Chong, Yao Minhua, Yu Zhefeng, Jiang Lijun, Jiang Xiaoying, Ni Yiming
Department of Thoracic and Cardiovascular Surgery, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, China.
J Thorac Cardiovasc Surg. 2007 Mar;133(3):836-7. doi: 10.1016/j.jtcvs.2006.11.023.