Submitted on: 19 April 2011.
Revised on: 30 July 2011.
Accepted on: 16 August 2011.
___________________Current Tropical Medicine Reports
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Submitted on: 22 November 2000.
Revised on: 21 February 2001.
Accepted on: 25 March 2001.
___________________Current Tropical Medicine Reports
http://reply.papertrans.cn/1/72/7101/7101-34.png
Submitted on: 19 June 2002.
Revised on: 17 October 2002.
Accepted on: 23 November 2002.
___________________Current Tropical Medicine Reports
Submitted on: 28 April 2014.
Revised on: 23 August 2014.
Accepted on: 18 September 2014.
___________________Current Tropical Medicine Reports