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  1. pdfNLM Technical Bulletin, no.249-257 
    https://www.nlm.nih.gov/.../nlmarchives/techbull/249-257-1990.pdf
    ... BULLETIN JAN 90 exposure to approximately 0.1 milligram of chemical per kilogram of body weight is ... in a child exposed daily to 0.14 milligram of this chemical in 1 liter of water ...
  2. pdfNLM Technical Bulletin, no.167-176 
    https://www.nlm.nih.gov/.../nlmarchives/techbull/167-176-1983.pdf
    ... Abstract (AB) Frequently used words/phrases such as Milligrams), Intravenous, hour(s), deoxyrlbonuclelc add, etc., are no longer ... connect time charge of $0.0061 (0.61 cents) per second at prime time rates or $0. ...