title: Letter to the editor regarding the article by Bailey et al., 2009.
authors.affiliation: 2220 South Vienna Ruston, Louisiana 71270, United States.
authors.forename: Kenny
authors.initials: K
authors.lastname: Crump
mesh_terms: D000818:Animals; D014408:Biomarkers, Tumor / Q000378:metabolism*; D006801:Humans; D009374:Neoplasms, Experimental / Q000139:chemically induced*
chemical_list: D014408:Biomarkers, Tumor