Veterinary Medical Center;
College of Veterinary Medicine;
Chungbuk National University;
Cheongju;
South Korea;
Veterinary Medical Center;
College of Veterinary Medicine;
Chungbuk National University;
Cheongju;
South Korea;
Veterinary Medical Center;
College of Veterinary Medicine;
Chungbuk National University;
Cheongju;
South Korea;