2024-1-12025-04-14https://scholars.lib.ntu.edu.tw/handle/123456789/727933Standardized Contracts for Buying and Selling Cats and Dogsbrachycephalic obstructive airway syndromerespiratory function grading schemebrachycephalic catminiature dogKennel Club UKUniversity of Cambridge犬貓買賣定型化契約短顱犬阻塞性呼吸道症候群呼吸功能分級短顱貓迷你犬種英國畜犬協會英國劍橋大學