1. Mahidol University,Faculty of Information and Communication Technology,Nakhon Pathom,Thailand
2. Srinakharinwirot University,Department of computer science,Bangkok,Thailand
3. Mahidol University,Faculty of Medicine Ramathibodi Hospital,Department of Epidemiology and Biostatistics,Bangkok,Thailand
4. Mahidol University,Faculty of Engineering,Department of Biomedical Engineering,Nakhon Pathom,Thailand
5. Mahidol University,Faculty of Medicine Ramathibodi Hospital,Department of Rehabilitation Medicine,Bangkok,Thailand