Estadisticas : Assessment of pig welfare at slaughterhouse level: A systematic review of animal-based indicators suitable for inclusion in monitoring protocols Huanca-Marca, Nancy F. Visitas:180 81 ( Estados Unidos de América ) 30 ( Hong kong ) 22 ( Rusia ) 15 ( Reino Unido ) 14 ( Singapur ) 5 ( Alemania ) 4 ( China ) 3 ( Finlandia ) 3 ( Irlanda ) 2 ( Austria ) 1 ( España ) Descargas: 70
81 ( Estados Unidos de América ) 
30 ( Hong kong ) 
22 ( Rusia ) 
15 ( Reino Unido ) 
14 ( Singapur ) 
5 ( Alemania ) 
4 ( China ) 
3 ( Finlandia ) 
3 ( Irlanda ) 
2 ( Austria ) 
1 ( España )