Submitted on: 24 October 2015.
Revised on: 10 December 2015.
Accepted on: 16 January 2016.
___________________Journal of Gerontological Nursing
Submitted on: 24 July 2017.
Revised on: 27 October 2017.
Accepted on: 28 November 2017.
___________________Journal of Gerontological Nursing
Submitted on: 04 July 2000.
Revised on: 01 October 2000.
Accepted on: 15 November 2000.
___________________Journal of Gerontological Nursing
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http://reply.papertrans.cn/2/171/17050/17050-35.png
Submitted on: 17 May 2004.
Revised on: 09 July 2004.
Accepted on: 30 August 2004.
___________________Journal of Gerontological Nursing