President of KOSHA, Dr. Park, Doo Yong (third from the left), participants from home and abroad are participating the International Conference on Occupational Hygiene.

­ Dr. Yamada Kenichi, Senior specialist of Occupational Health Research and Development Center at JISHA (third from the right)

­ Dr. Thomas H. Gassert, Clinical Assistant Professor of Occupational and Internal Medicine (second from the left)

­ Er. Veronica Chow, Professional engineer/President of Occupational and Environmental Health Society (OEHS), Singapre (second from the right)