http://reply.papertrans.cn/2/149/14817/14817-31.png
http://reply.papertrans.cn/2/149/14817/14817-32.png
Submitted on: 24 November 2008.
Revised on: 04 January 2009.
Accepted on: 20 January 2009.
___________________JANAC-JOURNAL OF THE ASSOCIATION OF NURSES IN AIDS CARE
http://reply.papertrans.cn/2/149/14817/14817-34.png
http://reply.papertrans.cn/2/149/14817/14817-35.png
http://reply.papertrans.cn/2/149/14817/14817-36.png