http://reply.papertrans.cn/3/235/23424/23424-31.png
Submitted on: 21 June 2000.
Revised on: 22 July 2000.
Accepted on: 05 August 2000.
NURSING CLINICS OF NORTH AMERICA
Submitted on: 15 December 2012.
Revised on: 13 January 2013.
Accepted on: 18 January 2013.
NURSING CLINICS OF NORTH AMERICA
http://reply.papertrans.cn/3/235/23424/23424-34.png
http://reply.papertrans.cn/3/235/23424/23424-35.png
http://reply.papertrans.cn/3/235/23424/23424-36.png