http://reply.papertrans.cn/2/191/19007/19007-21.png
Submitted on: 19 June 1998.
Revised on: 30 September 1998.
Accepted on: 18 November 1998.
___________________JOURNAL OF PUBLIC HEALTH POLICY
http://reply.papertrans.cn/2/191/19007/19007-23.png
Submitted on: 14 July 2015.
Revised on: 10 September 2015.
Accepted on: 08 November 2015.
___________________JOURNAL OF PUBLIC HEALTH POLICY
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http://reply.papertrans.cn/2/191/19007/19007-26.png
http://reply.papertrans.cn/2/191/19007/19007-27.png
Submitted on: 17 January 2024.
Revised on: 05 April 2024.
Accepted on: 08 May 2024.
___________________JOURNAL OF PUBLIC HEALTH POLICY
http://reply.papertrans.cn/2/191/19007/19007-29.png
Submitted on: 23 December 2018.
Revised on: 27 January 2019.
Accepted on: 15 February 2019.
___________________JOURNAL OF PUBLIC HEALTH POLICY