http://reply.papertrans.cn/2/180/17971/17971-11.png
http://reply.papertrans.cn/2/180/17971/17971-12.png
Submitted on: 18 June 2001.
Revised on: 14 October 2001.
Accepted on: 10 December 2001.
___________________JOURNAL OF MEDICAL ETHICS---BMJ PUBLISHING GROUP
Submitted on: 05 October 2009.
Revised on: 24 November 2009.
Accepted on: 24 December 2009.
___________________JOURNAL OF MEDICAL ETHICS---BMJ PUBLISHING GROUP
http://reply.papertrans.cn/2/180/17971/17971-15.png
Submitted on: 23 February 1999.
Revised on: 21 March 1999.
Accepted on: 16 May 1999.
___________________JOURNAL OF MEDICAL ETHICS---BMJ PUBLISHING GROUP
Submitted on: 16 October 2012.
Revised on: 09 February 2013.
Accepted on: 20 March 2013.
___________________JOURNAL OF MEDICAL ETHICS---BMJ PUBLISHING GROUP
http://reply.papertrans.cn/2/180/17971/17971-18.png
Submitted on: 13 January 2022.
Revised on: 26 February 2022.
Accepted on: 09 March 2022.
___________________JOURNAL OF MEDICAL ETHICS---BMJ PUBLISHING GROUP
Submitted on: 28 October 2011.
Revised on: 12 February 2012.
Accepted on: 25 February 2012.
___________________JOURNAL OF MEDICAL ETHICS---BMJ PUBLISHING GROUP