Submitted on: 29 July 2022.
Revised on: 14 August 2022.
Accepted on: 31 August 2022.
Preventive Medicine
Submitted on: 07 July 2002.
Revised on: 11 August 2002.
Accepted on: 18 August 2002.
Preventive Medicine---ACADEMIC PRESS INC ELSEVIER SCIENCE
Submitted on: 20 August 2012.
Revised on: 06 September 2012.
Accepted on: 30 September 2012.
Preventive Medicine
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Submitted on: 11 November 2006.
Revised on: 30 November 2006.
Accepted on: 23 December 2006.
Preventive Medicine---ACADEMIC PRESS INC ELSEVIER SCIENCE
http://reply.papertrans.cn/3/253/25213/25213-16.png
Submitted on: 23 February 2001.
Revised on: 02 April 2001.
Accepted on: 16 April 2001.
Preventive Medicine---ACADEMIC PRESS INC ELSEVIER SCIENCE
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Submitted on: 17 January 2018.
Revised on: 28 January 2018.
Accepted on: 13 February 2018.
Preventive Medicine---ACADEMIC PRESS INC ELSEVIER SCIENCE