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Submitted on: 01 December 2003.
Revised on: 25 December 2003.
Accepted on: 07 February 2004.
___________________JOURNAL OF INFECTIOUS DISEASES
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Submitted on: 08 January 1999.
Revised on: 30 January 1999.
Accepted on: 07 March 1999.
___________________JOURNAL OF INFECTIOUS DISEASES
http://reply.papertrans.cn/2/174/17363/17363-15.png
Submitted on: 06 November 2013.
Revised on: 06 December 2013.
Accepted on: 27 December 2013.
___________________JOURNAL OF INFECTIOUS DISEASES
http://reply.papertrans.cn/2/174/17363/17363-17.png
http://reply.papertrans.cn/2/174/17363/17363-18.png
Submitted on: 08 August 2006.
Revised on: 12 September 2006.
Accepted on: 26 September 2006.
___________________JOURNAL OF INFECTIOUS DISEASES
Submitted on: 26 September 2023.
Revised on: 10 December 2023.
Accepted on: 26 December 2023.
___________________JOURNAL OF INFECTIOUS DISEASES