来源:BMC Veterinary Research , 2017
作者:Petra Büttner;Madeleine Nowak;Jenny Kelly;等
关键词:Veterinarians;Horse owners;...
使用许可:CC BY
来源:BMC Veterinary Research , 2017
作者:Petra Büttner;Madeleine Nowak;Jenny Kelly;等
关键词:Veterinarians;Horse owners;...
使用许可:CC BY