Submitted on: 16 August 2007.
Revised on: 29 September 2007.
Accepted on: 13 November 2007.
___________________International Journal for Parasitology-Drugs and Drug Resistance
Submitted on: 02 August 2015.
Revised on: 04 October 2015.
Accepted on: 18 October 2015.
___________________International Journal for Parasitology-Drugs and Drug Resistance
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Submitted on: 30 October 1999.
Revised on: 25 November 1999.
Accepted on: 17 December 1999.
___________________International Journal for Parasitology-Drugs and Drug Resistance
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Submitted on: 16 January 2018.
Revised on: 06 March 2018.
Accepted on: 31 March 2018.
___________________International Journal for Parasitology-Drugs and Drug Resistance