http://reply.papertrans.cn/3/201/20014/20014-11.png
http://reply.papertrans.cn/3/201/20014/20014-12.png
Submitted on: 21 April 2009.
Revised on: 12 May 2009.
Accepted on: 19 May 2009.
Journal of Ultrasound---SPRINGER INT PUBL AG
Submitted on: 05 August 2021.
Revised on: 24 August 2021.
Accepted on: 17 September 2021.
Journal of Ultrasound---SPRINGER INT PUBL AG
http://reply.papertrans.cn/3/201/20014/20014-15.png
Submitted on: 16 April 2001.
Revised on: 18 May 2001.
Accepted on: 27 May 2001.
Journal of Ultrasound---SPRINGER INT PUBL AG
Submitted on: 13 December 2022.
Revised on: 20 December 2022.
Accepted on: 29 December 2022.
Journal of Ultrasound
Submitted on: 08 November 2017.
Revised on: 17 December 2017.
Accepted on: 10 January 2018.
Journal of Ultrasound
http://reply.papertrans.cn/3/201/20014/20014-19.png
Submitted on: 23 April 2020.
Revised on: 17 May 2020.
Accepted on: 12 June 2020.
Journal of Ultrasound