1. School of Medicine, Walailak University, Nakhon Si Thammarat 80160, Thailand
2. Research Center in Tropical Pathobiology, Walailak University, Nakhon Si Thammarat 80160, Thailand
3. Department of Biochemistry, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok 10700, Thailand
4. Department of Pathology, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand
5. Faculty of Medicine, King Mongkut’s Institute of Technology Ladkrabang, Bangkok 10520, Thailand