Yamada, S.(2006). 4. Core jobs of occupational physician and educational courses(Educational Courses for Occupational Physicians: How to Develop their Competence on Occupational Medicine,Forum of Bureau of Occupational Physician,Occupational Health in the Age of Decentralization Reform in Japan,The 79th Annual Meeting of Japan Society for Occupational Health). SANGYO EISEIGAKU ZASSHI, 48(Special), 262. doi:10.1539/sangyoeisei.kj00004429422