Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KOHIYAMA Masatake and KANEMATSU Hiromu and NIIYA Isao,"Heavy metals, especially nickel contained in refined and processed edible oils and fats.",SEIKATSU EISEI (Journal of Urban Living and Health Association),0582-4176,Osaka Urban Living and Health Association,1991,35,3,141-145,https://cir.nii.ac.jp/crid/1390001204202384000,https://doi.org/10.11468/seikatsueisei1957.35.141