1. School of Allied Health Sciences, Walailak University, Nakhon Si Thammarat, Thailand
2. Research Excellence Center for Innovation and Health Product, Walailak University, Nakhon Si Thammarat, Thailand
3. School of Pharmacy, Walailak University, Nakhon Si Thammarat, Thailand
4. Biomass and Oil Palm Center of Excellence, Walailak University, Nakhon Si Thammarat, Thailand