1. Faculty of Medicine Ramathibodi Hospital; Mahidol University; Bangkok Thailand
2. International Health Policy Progeam (IHPP); Ministry of Public Health; Nonthaburi Thailand
3. Rayong Provincial Hospital; Rayong Thailand
4. Samutsakhon Provincial Hospital; Samutsakhon Thailand
5. Kaengkhoi Hospital; Saraburi Thailand
6. Department of Behavioral Sciences; Rush University Medical Center; Chicago IL USA