http://reply.papertrans.cn/3/241/24012/24012-31.png
Submitted on: 01 March 2000.
Revised on: 31 March 2000.
Accepted on: 20 April 2000.
Palliative Medicine Reports---MARY ANN LIEBERT, INC
http://reply.papertrans.cn/3/241/24012/24012-33.png
http://reply.papertrans.cn/3/241/24012/24012-34.png
Submitted on: 26 May 2016.
Revised on: 21 June 2016.
Accepted on: 14 July 2016.
Palliative Medicine Reports---MARY ANN LIEBERT, INC
http://reply.papertrans.cn/3/241/24012/24012-36.png