Submitted on: 18 October 1998.
Revised on: 13 November 1998.
Accepted on: 01 January 1999.
___________________Journal of the American Association of Nurse Practitioners
Submitted on: 10 April 2022.
Revised on: 19 May 2022.
Accepted on: 13 July 2022.
___________________Journal of the American Association of Nurse Practitioners
Submitted on: 23 February 2023.
Revised on: 29 March 2023.
Accepted on: 13 April 2023.
___________________Journal of the American Association of Nurse Practitioners
Submitted on: 15 December 2011.
Revised on: 08 April 2012.
Accepted on: 20 May 2012.
___________________Journal of the American Association of Nurse Practitioners
Submitted on: 09 October 2000.
Revised on: 04 November 2000.
Accepted on: 10 December 2000.
___________________Journal of the American Association of Nurse Practitioners
Submitted on: 24 January 1999.
Revised on: 23 April 1999.
Accepted on: 25 May 1999.
___________________Journal of the American Association of Nurse Practitioners
Submitted on: 01 August 2018.
Revised on: 07 September 2018.
Accepted on: 30 October 2018.
___________________Journal of the American Association of Nurse Practitioners
http://reply.papertrans.cn/2/196/19572/19572-18.png
Submitted on: 03 February 2018.
Revised on: 10 March 2018.
Accepted on: 06 May 2018.
___________________Journal of the American Association of Nurse Practitioners
Submitted on: 13 October 2015.
Revised on: 07 February 2016.
Accepted on: 25 March 2016.
___________________Journal of the American Association of Nurse Practitioners