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Submitted on: 15 June 2021.
Revised on: 04 August 2021.
Accepted on: 01 September 2021.
___________________ANIMAL WELFARE---CAMBRIDGE UNIV PRESS
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Submitted on: 09 July 2010.
Revised on: 16 August 2010.
Accepted on: 11 September 2010.
___________________ANIMAL WELFARE---CAMBRIDGE UNIV PRESS
Submitted on: 18 May 2007.
Revised on: 29 August 2007.
Accepted on: 18 September 2007.
___________________ANIMAL WELFARE---CAMBRIDGE UNIV PRESS