1. Concepts of animal well-being and predicting the impact of procedures on experimental animals;Mellor,1994
2. Assessment of animal welfare: The five freedoms;Webster,1994
3. Animal Welfare: Limping Towards Eden;Webster,2005
4. Management and Welfare of Farm Animals;Webster,2011
5. Updating Animal Welfare Thinking: Moving beyond the “Five Freedoms” towards “A Life Worth Living”