Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ikeda Toshio,Action to the Product Safety of TOTO Group,Journal of Japan Society for Safety Enginennring,05704480,Japan Soceiety for Safety Engineering,2012,51,4,248-251,https://cir.nii.ac.jp/crid/1390001206243609216,https://doi.org/10.18943/safety.51.4_248