Submitted on: 16 October 2016.
Revised on: 04 December 2016.
Accepted on: 14 December 2016.
___________________Annals of Cardiothoracic Surgery
Submitted on: 03 June 2017.
Revised on: 25 September 2017.
Accepted on: 17 November 2017.
___________________Annals of Cardiothoracic Surgery
http://reply.papertrans.cn/1/18/1757/1757-23.png
http://reply.papertrans.cn/1/18/1757/1757-24.png
Submitted on: 24 November 2001.
Revised on: 06 January 2002.
Accepted on: 16 February 2002.
___________________Annals of Cardiothoracic Surgery
http://reply.papertrans.cn/1/18/1757/1757-26.png
http://reply.papertrans.cn/1/18/1757/1757-27.png
http://reply.papertrans.cn/1/18/1757/1757-28.png
http://reply.papertrans.cn/1/18/1757/1757-29.png
http://reply.papertrans.cn/1/18/1757/1757-30.png