title: False-negative result for cocaine metabolites on a lateral-flow drug test slide corrected by dilution.
authors.forename: Raffick A R
authors.initials: RA
authors.lastname: Bowen
authors.forename: David T
authors.initials: DT
authors.lastname: George
authors.forename: Glen L
authors.initials: GL
authors.lastname: Hortin
mesh_terms: D003042:Cocaine / Q000031:analogs & derivatives* / Q000378:metabolism* / Q000652:urine; D005188:False Negative Reactions; D008401:Gas Chromatography-Mass Spectrometry; D006801:Humans; D015813:Substance Abuse Detection / Q000379:methods*
chemical_list: C005618:benzoylecgonine; D003042:Cocaine