Submitted on: 28 April 2008.
Revised on: 07 June 2008.
Accepted on: 12 June 2008.
MCN-The American Journal of Maternal-Child Nursing
Submitted on: 19 July 2016.
Revised on: 20 August 2016.
Accepted on: 27 August 2016.
MCN-The American Journal of Maternal-Child Nursing
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Submitted on: 13 April 2020.
Revised on: 24 May 2020.
Accepted on: 12 June 2020.
MCN-The American Journal of Maternal-Child Nursing
Submitted on: 14 January 2006.
Revised on: 24 February 2006.
Accepted on: 13 March 2006.
MCN-The American Journal of Maternal-Child Nursing
Submitted on: 07 March 2017.
Revised on: 15 April 2017.
Accepted on: 26 April 2017.
MCN-The American Journal of Maternal-Child Nursing
http://reply.papertrans.cn/3/216/21527/21527-27.png
Submitted on: 23 February 2016.
Revised on: 03 March 2016.
Accepted on: 18 March 2016.
MCN-The American Journal of Maternal-Child Nursing
Submitted on: 02 September 2015.
Revised on: 27 September 2015.
Accepted on: 06 October 2015.
MCN-The American Journal of Maternal-Child Nursing
Submitted on: 29 September 2000.
Revised on: 26 October 2000.
Accepted on: 13 November 2000.
MCN-The American Journal of Maternal-Child Nursing