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Submitted on: 27 April 2002.
Revised on: 09 August 2002.
Accepted on: 04 October 2002.
___________________JOURNAL OF HEALTH COMMUNICATION
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http://reply.papertrans.cn/2/172/17135/17135-34.png
Submitted on: 01 October 2017.
Revised on: 16 November 2017.
Accepted on: 07 December 2017.
___________________JOURNAL OF HEALTH COMMUNICATION
Submitted on: 14 March 2001.
Revised on: 16 April 2001.
Accepted on: 06 June 2001.
___________________JOURNAL OF HEALTH COMMUNICATION