Radiography on urinary bladder on canines at veterinary teaching hospital of royal university of agriculture, វិទ្យុសាស្រ្តលើប្លោកនោមសុនខនៅមន្ទីពេទ្យសត្វ នៃសាកលវិទ្យាល័យភូមិន្ទកសិកម្ម PEN SOCHHAKRIT, ប៉ែន សុឆាគ្រីត VEM PEN 2022 B1.402 Or.1 PHNOM PENH RUA 2022 2022 Text x, https://drive.google.com/file/d/1gy6_jbXxLb5k5cFugRE0jp7jlyVtjLtC/view?usp=sharing