1. Department of Veterinary Medicine, National Chiayi University, Chiayi, Taiwan
2. Department of Veterinary Medicine, National Taiwan University, Taipei, Taiwan
3. Department of Veterinary Medicine, National Chung Hsing University, Taichung, Taiwan
4. Department of Applied Mathematics, National Chiayi University, Chiayi, Taiwan
5. Goat Farmer Association of Republic of China, Taiwan