作者单位:
Department of Economics, Management and Statistics, University of Milano-Bicocca, via Bicocca degli Arcimboldi 8, 20126 Milano, Italy
[1]
Department of Prevention, Asl CN 1, Veterinary Service, Area Animal Sanity, Piazza Luigi Gallo 1, 12035 Racconigi (CN), Italy
[2]
发布时间
2017-12-07