Authors:
Ingela Wikman 1Research Centre for Animal Welfare, Faculty of Veterinary Medicine, P.O. Box 57, 00014 University of Helsinki, Finland

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Ann-Helena Hokkanen 1Research Centre for Animal Welfare, Faculty of Veterinary Medicine, P.O. Box 57, 00014 University of Helsinki, Finland

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Matti Pastell 1Research Centre for Animal Welfare, Faculty of Veterinary Medicine, P.O. Box 57, 00014 University of Helsinki, Finland
2Department of Agricultural Sciences, P.O. Box 28, 00014 University of Helsinki, Finland; ingela.wikman@helsinki.fi

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Tiina Kauppinen 1Research Centre for Animal Welfare, Faculty of Veterinary Medicine, P.O. Box 57, 00014 University of Helsinki, Finland

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Anna Valros 1Research Centre for Animal Welfare, Faculty of Veterinary Medicine, P.O. Box 57, 00014 University of Helsinki, Finland

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Laura Hänninen 1Research Centre for Animal Welfare, Faculty of Veterinary Medicine, P.O. Box 57, 00014 University of Helsinki, Finland

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