@article{190164,
      note = {"September 1993."},
      url = {http://library.usi.edu/record/190164},
      title = {NTP technical report on the toxicology and carcinogenesis  studies   of coumarin (CAS no. 91-64-5) in F344/N rats and  B6C3F₁ mice (gavage         studies) [microform] /},
      publisher = {National Toxicology Program, U.S.   Dept. of Health and  Human Services, National Institutes of Health ;},
      recid = {190164},
      pages = {337 p. :},
      address = {Research Triangle Park, NC :},
      year = {1993},
}