Chulalongkorn University
Thammasat University
Mahidol University
King Mongkut's University of Technology Thonburi
Sukhothaithammatirat University
Kyoto University, Japan
Praboromajchanok Institute
Ministry of Labour
Rutgers, the State University of New Jersey
University of Washington, USA
Rutgers University
World Health Organization
University of Queensland, Australia
University of Bergen, Norway