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Submitted on: 15 May 2019.
Revised on: 23 June 2019.
Accepted on: 16 July 2019.
___________________Infectious Diseases---TAYLOR & FRANCIS LTD
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Submitted on: 10 July 2020.
Revised on: 18 August 2020.
Accepted on: 24 September 2020.
___________________Infectious Diseases---TAYLOR & FRANCIS LTD
Submitted on: 18 June 2015.
Revised on: 11 September 2015.
Accepted on: 21 September 2015.
___________________Infectious Diseases---TAYLOR & FRANCIS LTD
Submitted on: 12 August 2000.
Revised on: 08 October 2000.
Accepted on: 27 October 2000.
___________________Infectious Diseases---TAYLOR & FRANCIS LTD
http://reply.papertrans.cn/2/126/12501/12501-27.png
http://reply.papertrans.cn/2/126/12501/12501-28.png
Submitted on: 25 August 2008.
Revised on: 16 September 2008.
Accepted on: 21 October 2008.
___________________Infectious Diseases---TAYLOR & FRANCIS LTD
Submitted on: 03 September 2005.
Revised on: 27 December 2005.
Accepted on: 28 January 2006.
___________________Infectious Diseases---TAYLOR & FRANCIS LTD