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Submitted on: 24 June 1999.
Revised on: 17 September 1999.
Accepted on: 05 October 1999.
___________________AQUATIC MAMMALS---EUROPEAN ASSOC AQUATIC MAMMALS
Submitted on: 08 November 2009.
Revised on: 15 December 2009.
Accepted on: 08 January 2010.
___________________AQUATIC MAMMALS---EUROPEAN ASSOC AQUATIC MAMMALS
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