Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MORITA Shigeru,Changes in oral LD50 values for heavy metals by pretreatment with the same metals.,SEIKATSU EISEI (Journal of Urban Living and Health Association),0582-4176,Osaka Urban Living and Health Association,1985,29,5,274-278,https://cir.nii.ac.jp/crid/1390282679183815552,https://doi.org/10.11468/seikatsueisei1957.29.274