If this examination cannot be done, it is recommended that the puppy buyers be informed that they must determine from an ophthalmic examination that the dog is not affected with CEA before it is considered for breeding, as the progeny of affected dogs are
If this examination cannot be done, it is recommended that the puppy buyers be informed that they must determine from an ophthalmic examination that the dog is not affected with CEA before it is considered for breeding, as the progeny of affected dogs are
如果无法进行测试，那么建议购买幼犬的人在考虑饲养之前，根据眼部测试（检测是否为CEA患病犬）的结果做出决定，因为患病犬是没有注册资格的。