1. Institute of Environmental Engineering, National Sun Yat-sen University, Kaohsiung, Taiwan, Republic of China.
2. Livestock Research Institute, Council of Agriculture, Executive Yuan, Tainan, Taiwan, Republic of China.
3. Environmental Bioengineering & Chemical Analysis Section, New Materials Research & Development Department, China Steel Corporation, Kaohsiung, Taiwan, Republic of China.
4. Environmental Protection and Safety Center, National Sun Yat-sen University, Kaohsiung, Taiwan, Republic of China.