http://reply.papertrans.cn/2/105/10440/10440-31.png
Submitted on: 05 May 1998.
Revised on: 19 June 1998.
Accepted on: 31 July 1998.
___________________GENE THERAPY---SPRINGERNATURE
http://reply.papertrans.cn/2/105/10440/10440-33.png
Submitted on: 09 November 1998.
Revised on: 01 March 1999.
Accepted on: 18 March 1999.
___________________GENE THERAPY---SPRINGERNATURE
http://reply.papertrans.cn/2/105/10440/10440-35.png
http://reply.papertrans.cn/2/105/10440/10440-36.png