Submitted on: 09 June 2002.
Revised on: 13 August 2002.
Accepted on: 05 September 2002.
___________________Journal of the American Medical Directors Association
http://reply.papertrans.cn/2/196/19594/19594-32.png
Submitted on: 25 April 2022.
Revised on: 03 August 2022.
Accepted on: 27 August 2022.
___________________Journal of the American Medical Directors Association
Submitted on: 21 September 2019.
Revised on: 14 January 2020.
Accepted on: 25 January 2020.
___________________Journal of the American Medical Directors Association
Submitted on: 09 October 2000.
Revised on: 04 December 2000.
Accepted on: 19 January 2001.
___________________Journal of the American Medical Directors Association
Submitted on: 18 November 2015.
Revised on: 01 January 2016.
Accepted on: 26 January 2016.
___________________Journal of the American Medical Directors Association