1. The Graduate School, University of Santo Tomas, Manila, Philippines.
2. Senior High School, University of Santo Tomas, Manila, Philippines.
3. Department of Pharmacy,Faculty of Pharmacy, University of Santo Tomas, Manila, Philippines.
4. Research Center for Natural and Applied Sciences, University of Santo Tomas, Manila, Philippines.
5. Institute for Advanced Education and Research, Nagoya City University, Nagoya City Aichi Prefecture, Japan.