Canine urolithiasis was a kind of urinary tract disease, which was most common in older and toy-breed dogs.

尿石症是犬的一种常见泌尿道疾病，多发生于中、老年犬和小型犬。

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Canine urolithiasis was a kind of urinary tract disease, which was most common in older and toy-breed dogs.

尿石症是犬的一种常见泌尿道疾病，多发生于中、老年犬和小型犬。

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