title: The toxicology Tower of Babel: why we need to agree on a lexicon in prescription opioid research.
authors.forename: Lewis S
authors.initials: LS
authors.lastname: Nelson
authors.forename: Leonard J
authors.initials: LJ
authors.lastname: Paulozzi
mesh_terms: D000701:Analgesics, Opioid / Q000145:classification*; D035843:Biomedical Research / Q000592:standards*; D009626:Terminology as Topic
chemical_list: D000701:Analgesics, Opioid