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Submitted on: 04 May 2012.
Revised on: 27 June 2012.
Accepted on: 10 July 2012.
___________________Journal of Geriatric Cardiology
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http://reply.papertrans.cn/2/171/17039/17039-24.png
Submitted on: 20 August 2002.
Revised on: 19 October 2002.
Accepted on: 19 November 2002.
___________________Journal of Geriatric Cardiology
Submitted on: 31 March 2014.
Revised on: 09 June 2014.
Accepted on: 19 June 2014.
___________________Journal of Geriatric Cardiology
Submitted on: 14 September 2022.
Revised on: 18 November 2022.
Accepted on: 10 January 2023.
___________________Journal of Geriatric Cardiology
http://reply.papertrans.cn/2/171/17039/17039-28.png
http://reply.papertrans.cn/2/171/17039/17039-29.png
Submitted on: 04 May 2023.
Revised on: 15 June 2023.
Accepted on: 09 August 2023.
___________________Journal of Geriatric Cardiology