http://reply.papertrans.cn/1/90/8903/8903-21.png
Submitted on: 19 January 1999.
Revised on: 04 May 1999.
Accepted on: 07 June 1999.
___________________Ethics & Bioethics---DE GRUYTER POLAND SP Z O O
http://reply.papertrans.cn/1/90/8903/8903-23.png
http://reply.papertrans.cn/1/90/8903/8903-24.png
http://reply.papertrans.cn/1/90/8903/8903-25.png
http://reply.papertrans.cn/1/90/8903/8903-26.png
Submitted on: 07 April 2019.
Revised on: 02 May 2019.
Accepted on: 02 June 2019.
___________________Ethics & Bioethics---DE GRUYTER POLAND SP Z O O
Submitted on: 17 December 2014.
Revised on: 12 April 2015.
Accepted on: 30 May 2015.
___________________Ethics & Bioethics---DE GRUYTER POLAND SP Z O O
Submitted on: 10 September 2017.
Revised on: 31 December 2017.
Accepted on: 28 January 2018.
___________________Ethics & Bioethics---DE GRUYTER POLAND SP Z O O
Submitted on: 19 January 1998.
Revised on: 22 March 1998.
Accepted on: 15 May 1998.
___________________Ethics & Bioethics---DE GRUYTER POLAND SP Z O O